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Would you like to inspect the original subtitles? These are the user uploaded subtitles that are being translated: 1 00:00:00,000 --> 00:00:02,400 Hi, it's me Tim Dodd. The Everyday Astronaut 2 00:00:02,400 --> 00:00:03,400 We're at a really exciting time 3 00:00:03,400 --> 00:00:05,900 where the number of crude vehicles 4 00:00:06,033 --> 00:00:07,800 going to the international space station 5 00:00:07,833 --> 00:00:10,133 will go from just one to three. 6 00:00:10,433 --> 00:00:13,466 The soyuz is eight year monopoly for getting humans up 7 00:00:13,600 --> 00:00:15,033 to the international space station 8 00:00:15,533 --> 00:00:16,900 is finally coming to an end. 9 00:00:16,966 --> 00:00:19,366 so today we're gonna take a deep dive on the two 10 00:00:19,366 --> 00:00:21,200 new spaceships that are going to be responsible 11 00:00:21,200 --> 00:00:22,866 for taking humans to and from 12 00:00:23,366 --> 00:00:25,900 the international space station from the United States 13 00:00:26,100 --> 00:00:27,666 so we're gonna compare the bowing starling 14 00:00:27,666 --> 00:00:29,066 riding an atlas 5 rocket 15 00:00:29,100 --> 00:00:31,866 to spacex's crew dragon on their falcon 9 rocket 16 00:00:31,866 --> 00:00:32,533 and to see how 17 00:00:32,533 --> 00:00:34,766 far we've progressed in the world of human spaceflight. 18 00:00:34,766 --> 00:00:36,266 We're also gonna compare all these 19 00:00:36,300 --> 00:00:36,966 systems alongside 20 00:00:36,966 --> 00:00:39,400 russia's soyuz capsule in the United States as retired 21 00:00:39,400 --> 00:00:39,800 space shuttle 22 00:00:39,800 --> 00:00:41,300 in a side by side comparison 23 00:00:41,300 --> 00:00:42,566 We'll take a look at the designs 24 00:00:42,566 --> 00:00:44,533 the rockets they ride the dimensions 25 00:00:44,533 --> 00:00:46,100 the cost the safety consideration 26 00:00:46,533 --> 00:00:49,433 and any other unique feature that each vehicle offers 27 00:00:49,433 --> 00:00:50,533 considering I've been up 28 00:00:50,533 --> 00:00:53,033 close and personal with spacex's crew dragon capsule 29 00:00:53,233 --> 00:00:54,533 and boeing starling 30 00:00:55,033 --> 00:00:56,900 I think I've got some pretty good insight on these vehicles 31 00:00:56,900 --> 00:00:58,266 Let's get started. 32 00:01:09,066 --> 00:01:10,966 the international space station is 33 00:01:11,000 --> 00:01:13,833 still one of the greatest feats of human engineering 34 00:01:13,900 --> 00:01:14,533 I mean after all 35 00:01:14,533 --> 00:01:17,533 it's a football field sized floating laboratory 36 00:01:17,666 --> 00:01:19,800 traveling 10 times faster than a bullet 37 00:01:19,866 --> 00:01:20,900 circling the earth 38 00:01:20,900 --> 00:01:23,200 every 90 minutes is taken 39 00:01:23,200 --> 00:01:26,033 33 launches to put all of its pieces into orbit 40 00:01:26,100 --> 00:01:29,100 and has been home to over 230 people 41 00:01:29,333 --> 00:01:30,933 from almost 20 countries 42 00:01:30,966 --> 00:01:34,000 the iss typically has six astronauts on board 43 00:01:34,166 --> 00:01:35,700 crew are sent up in groups of three 44 00:01:35,900 --> 00:01:38,633 and usually reside of the station for six months 45 00:01:38,966 --> 00:01:39,666 there is typically 46 00:01:39,666 --> 00:01:42,066 a three month overlap for existing crew 47 00:01:42,100 --> 00:01:43,566 and newly arriving crew 48 00:01:43,566 --> 00:01:46,466 but since the space shuttle program ended in 2011 49 00:01:46,600 --> 00:01:49,900 there's only been a single ride to the iss 50 00:01:50,333 --> 00:01:52,066 that's russia's soyuz vehicle 51 00:01:52,066 --> 00:01:53,466 but we're coming up on a really 52 00:01:53,466 --> 00:01:54,200 exciting time 53 00:01:54,200 --> 00:01:56,733 as the United States prepares to send us astronauts 54 00:01:56,800 --> 00:02:00,066 to the international space station from us soil on two 55 00:02:00,233 --> 00:02:01,866 brand new spaceships 56 00:02:01,866 --> 00:02:03,266 and what I think is most exciting is 57 00:02:03,266 --> 00:02:06,466 nasa has hired private companies to do the development 58 00:02:06,633 --> 00:02:08,100 and the operations in a new 59 00:02:08,100 --> 00:02:10,266 program called the commercial crew program 60 00:02:10,266 --> 00:02:12,600 the two companies that won the contracts are 61 00:02:12,600 --> 00:02:13,866 space and boeing 62 00:02:14,166 --> 00:02:15,500 I'm not really going to get into how 63 00:02:15,500 --> 00:02:17,600 the commercial crew program got started or 64 00:02:17,600 --> 00:02:19,100 has progressed in today's video 65 00:02:19,366 --> 00:02:21,633 I mostly want to talk about the hardware 66 00:02:21,633 --> 00:02:23,933 starting off with bowing and their starling 67 00:02:24,100 --> 00:02:24,733 boeing started 68 00:02:24,733 --> 00:02:25,666 designing the star liner 69 00:02:25,666 --> 00:02:27,900 originally known as the cst 100 70 00:02:27,933 --> 00:02:30,300 in 2010 after winning a contract from 71 00:02:30,300 --> 00:02:32,133 nasa for the cc dev program 72 00:02:32,133 --> 00:02:33,700 the starling is a traditional 73 00:02:33,700 --> 00:02:35,500 truncated cone capsule design 74 00:02:35,500 --> 00:02:38,066 much like previous spacecraft from the United States 75 00:02:38,400 --> 00:02:40,633 it can carry up to seven astronauts at a time 76 00:02:41,033 --> 00:02:43,766 although nasa won't use more than four seats at a time 77 00:02:43,900 --> 00:02:45,266 the starling will be the first 78 00:02:45,400 --> 00:02:47,833 orbital capsule to land on solid ground 79 00:02:47,833 --> 00:02:49,033 in the United States 80 00:02:49,166 --> 00:02:52,000 now this is similar to how this soyuz capsule lands and 81 00:02:52,166 --> 00:02:53,500 also how blue origin 82 00:02:53,533 --> 00:02:55,966 suborbital new shepherd capsule lands 83 00:02:55,966 --> 00:02:56,666 there are five 84 00:02:56,733 --> 00:02:59,100 landing sites proposed in the western United States 85 00:02:59,100 --> 00:03:01,566 but the two prime sites will be the us's army 86 00:03:01,566 --> 00:03:03,833 white sands missile range in new Mexico 87 00:03:04,033 --> 00:03:06,700 and the army's doggy proving grounds in Utah 88 00:03:06,700 --> 00:03:09,000 starer will land using parachutes and a set of 89 00:03:09,000 --> 00:03:10,033 large airbags 90 00:03:10,133 --> 00:03:12,100 a pair of drug shoots are deployed at about 91 00:03:12,100 --> 00:03:13,566 9km and altitude 92 00:03:13,700 --> 00:03:17,300 followed by a trio of main shoots at 3.6 kilometers 93 00:03:17,366 --> 00:03:19,233 and at 1.5 kilometers an altitude 94 00:03:19,233 --> 00:03:20,266 the heat shield is ditch 95 00:03:20,266 --> 00:03:22,233 and the six airbags are inflated 96 00:03:24,333 --> 00:03:25,200 in nominal cases 97 00:03:25,200 --> 00:03:26,866 the airbags will soften the landing 98 00:03:26,866 --> 00:03:27,933 while landing on land 99 00:03:28,166 --> 00:03:29,666 and in awful nominal cases 100 00:03:29,666 --> 00:03:31,866 like an abort or an emergency reentry 101 00:03:31,966 --> 00:03:34,800 the airbags offer buoyancy and balance for water 102 00:03:34,800 --> 00:03:36,700 landings touching down on land 103 00:03:36,700 --> 00:03:38,633 will allow the starling or an easy path 104 00:03:38,633 --> 00:03:40,333 refurbishment and reusability 105 00:03:40,500 --> 00:03:42,233 boeing is hoping to be able to turn one around 106 00:03:42,233 --> 00:03:43,600 in just six months 107 00:03:43,666 --> 00:03:46,400 and reuse them up to 10 times 108 00:03:46,700 --> 00:03:48,733 that's definitely a good thing 109 00:03:48,933 --> 00:03:51,133 since the crew will land on solid ground 110 00:03:51,333 --> 00:03:54,533 recovery of crew is quite different than a splashdown 111 00:03:54,733 --> 00:03:55,933 on the edge of the landing zone 112 00:03:55,933 --> 00:03:59,600 there'll be a mobile data tracking vehicle or mdt 113 00:03:59,800 --> 00:04:03,133 as well as a mobile landing control center or mlc 114 00:04:03,400 --> 00:04:06,400 and a host of other recovery vehicles waiting to pounds 115 00:04:06,400 --> 00:04:08,066 once touchdown is confirmed 116 00:04:08,066 --> 00:04:08,700 a small 117 00:04:08,700 --> 00:04:11,833 army of vehicles will race their way across the desert 118 00:04:11,966 --> 00:04:14,500 now I picture this pretty much being like a real life 119 00:04:14,500 --> 00:04:15,966 mad max scenario 120 00:04:16,100 --> 00:04:18,700 so boeing please send us videos of this 121 00:04:19,000 --> 00:04:20,433 upon arrival a crew will check 122 00:04:20,433 --> 00:04:22,033 and stabilize the hydrogen fuels 123 00:04:22,033 --> 00:04:24,400 and then ground the vehicle for static electricity 124 00:04:24,800 --> 00:04:27,366 after that an hvac truck will roll up 125 00:04:27,400 --> 00:04:28,833 and start to cool the spacecraft 126 00:04:28,833 --> 00:04:30,633 including the crew and the fuels 127 00:04:30,633 --> 00:04:32,100 next up a mobile landing 128 00:04:32,100 --> 00:04:33,233 platform will pull up with 129 00:04:33,233 --> 00:04:35,366 stairs and begin to evacuate the crew 130 00:04:35,700 --> 00:04:38,066 boeing has to pull crew out within 1h and 131 00:04:38,066 --> 00:04:39,233 cargo out within two 132 00:04:39,333 --> 00:04:41,566 the person who actually extracts the crew 133 00:04:41,566 --> 00:04:44,033 is a member of boeing's fire and rescue team 134 00:04:44,266 --> 00:04:45,600 which I think is pretty cool 135 00:04:45,600 --> 00:04:46,533 the crew is taken out 136 00:04:46,533 --> 00:04:48,033 and then sent over to a truck for medical 137 00:04:48,033 --> 00:04:48,866 checkups and then 138 00:04:48,866 --> 00:04:51,100 whisked away on a nasa helicopter 139 00:04:51,400 --> 00:04:51,900 eventually 140 00:04:51,900 --> 00:04:53,966 the capsule itself will be loaded up with a small 141 00:04:53,966 --> 00:04:56,700 crane truck and taken back to begin refurbishment 142 00:04:56,700 --> 00:04:58,500 the cockpit of starling takes a 143 00:04:58,500 --> 00:05:00,666 fairly conservative and familiar approach 144 00:05:00,933 --> 00:05:02,233 although it's a lot 145 00:05:02,233 --> 00:05:04,866 less clutter than the space shuttle's cockpit 146 00:05:04,866 --> 00:05:07,766 it still features familiar and traditional controls 147 00:05:07,766 --> 00:05:09,933 buttons and non touchscreens 148 00:05:09,966 --> 00:05:12,800 the starling will dock to the iss and not birth 149 00:05:13,033 --> 00:05:14,166 docking is where the vehicle 150 00:05:14,200 --> 00:05:16,200 actually does all the final maneuvering 151 00:05:16,433 --> 00:05:18,400 until it connects itself up with the docking port 152 00:05:18,433 --> 00:05:20,666 dragon 1 and sign cargo vehicles 153 00:05:20,666 --> 00:05:22,933 both currently birth to the station 154 00:05:22,933 --> 00:05:23,700 meaning they park 155 00:05:23,700 --> 00:05:24,966 and then are grappled to the station 156 00:05:24,966 --> 00:05:26,033 via the Canada arm 157 00:05:26,033 --> 00:05:27,200 or Canada arm 158 00:05:27,366 --> 00:05:29,433 astronauts get in and out of the side 159 00:05:29,433 --> 00:05:30,400 hatch one on earth 160 00:05:30,400 --> 00:05:32,566 but when doctor they'll crawl through the top part 161 00:05:32,566 --> 00:05:34,500 that connects to the international space station 162 00:05:34,733 --> 00:05:37,566 via the international docking adapter on the iss 163 00:05:37,700 --> 00:05:38,766 initially getting 164 00:05:38,833 --> 00:05:40,566 into and out of the starling is 165 00:05:40,566 --> 00:05:42,433 admittedly a bit cumbersome 166 00:05:42,733 --> 00:05:43,966 astronauts need to shimmy 167 00:05:43,966 --> 00:05:45,866 into their seats lying on their backs 168 00:05:45,966 --> 00:05:48,133 the spacecraft is two main sections 169 00:05:48,133 --> 00:05:50,300 the crew module and the service module 170 00:05:50,466 --> 00:05:51,800 the crew module is 171 00:05:52,433 --> 00:05:53,933 well exactly what you'd think 172 00:05:54,066 --> 00:05:55,300 it's where the crew goes 173 00:05:55,300 --> 00:05:57,566 it's also the part that survives re entry 174 00:05:57,600 --> 00:05:59,700 the service module houses propellant tanks 175 00:05:59,700 --> 00:06:00,900 for orbital maneuvering 176 00:06:00,900 --> 00:06:02,600 the orbital maneuvering thrusters 177 00:06:02,600 --> 00:06:03,800 the launch of board motors 178 00:06:03,800 --> 00:06:06,433 which are on the bottom and a pusher configuration 179 00:06:06,733 --> 00:06:10,333 solar panels on the bottom and radiators on the sides 180 00:06:10,433 --> 00:06:11,766 as well as a host of other things 181 00:06:11,900 --> 00:06:13,300 the abort motors are for 182 00:06:13,366 --> 00:06:14,533 aero jet rocketry 183 00:06:14,533 --> 00:06:18,500 rs 88 bantams modified to run on hyperbolic fuels 184 00:06:18,600 --> 00:06:20,566 to function as a launch abort motor 185 00:06:20,900 --> 00:06:23,333 the first uncured test flight oft1 186 00:06:23,500 --> 00:06:25,866 will fly with the qualification test motors 187 00:06:25,933 --> 00:06:27,266 but they'll be inactive 188 00:06:27,266 --> 00:06:28,866 since there will be no crew on board 189 00:06:28,900 --> 00:06:30,666 in the event of an issue with the booster 190 00:06:30,666 --> 00:06:32,866 or a rapid unscheduled disassembly 191 00:06:33,266 --> 00:06:35,133 these of board motors would be used up 192 00:06:35,133 --> 00:06:36,700 until a few minutes into flight 193 00:06:37,000 --> 00:06:38,400 after which time the vehicle would just use 194 00:06:38,400 --> 00:06:39,633 the maneuvering thrusters 195 00:06:39,900 --> 00:06:42,733 the starling offers a full envelope abort window 196 00:06:42,733 --> 00:06:44,966 meaning the astronauts can abort at any time 197 00:06:44,966 --> 00:06:46,066 and remain safe 198 00:06:46,066 --> 00:06:47,000 boeing design the 199 00:06:47,000 --> 00:06:49,266 starer to be able to ride on a variety of rockets 200 00:06:49,266 --> 00:06:50,633 including the atlas 5 201 00:06:50,933 --> 00:06:53,000 the delta 4 and the falcon 9 202 00:06:53,166 --> 00:06:54,966 they wound up selecting united launch alliances 203 00:06:54,966 --> 00:06:56,166 atlas 5 for now 204 00:06:56,200 --> 00:06:57,433 and eventually ula's 205 00:06:57,433 --> 00:06:59,966 upcoming vulcan rocket will likely fly starling 206 00:06:59,966 --> 00:07:02,766 the exact atlas 5 they selected isn't n22 207 00:07:02,933 --> 00:07:04,600 now here's a quick reminder of those numbers 208 00:07:04,600 --> 00:07:07,233 the first part of the name represents the fairing star 209 00:07:07,300 --> 00:07:11,500 the options being four meters five meters or n for none 210 00:07:11,733 --> 00:07:12,433 the middle number 211 00:07:12,433 --> 00:07:14,666 is the amount of strap on rocket boosters and can 212 00:07:14,666 --> 00:07:16,466 range from 0 to 5 213 00:07:16,700 --> 00:07:17,433 the last number 214 00:07:17,433 --> 00:07:18,100 is the number 215 00:07:18,100 --> 00:07:21,000 of arl 10 engines on the centaur upper stage 216 00:07:21,100 --> 00:07:24,233 the centaur can have one or two rl10s 217 00:07:24,233 --> 00:07:25,266 so putting this all together 218 00:07:25,266 --> 00:07:26,066 the atlas 5 219 00:07:26,066 --> 00:07:28,266 that will launch the starling will have no fairing 220 00:07:28,266 --> 00:07:29,633 since it has a starling 221 00:07:29,633 --> 00:07:31,100 on top it'll have two 222 00:07:31,100 --> 00:07:32,366 solid rocket boosters 223 00:07:32,366 --> 00:07:35,500 and dual arl 10 engines on the upper stage 224 00:07:35,600 --> 00:07:37,500 hence the n22 225 00:07:37,633 --> 00:07:40,066 when the starling launches it'll be the first time 226 00:07:40,066 --> 00:07:42,033 ula's actually used a dual 227 00:07:42,033 --> 00:07:44,933 rl 10 centaur upper stage on the atlas 5 228 00:07:45,066 --> 00:07:45,500 however 229 00:07:45,500 --> 00:07:48,766 the dual engine centaur has been flying since 1962 230 00:07:49,000 --> 00:07:51,766 and gluon the atlas 3 is recently as 2005 231 00:07:52,133 --> 00:07:54,400 so it's definitely not anything new 232 00:07:54,600 --> 00:07:58,200 so why are boeing and ula using a dual engine centaur 233 00:07:58,333 --> 00:08:00,333 when the starling is relatively light 234 00:08:00,733 --> 00:08:03,366 the rl 10 engine is crazy efficient 235 00:08:03,500 --> 00:08:05,033 but one thing it's not 236 00:08:05,466 --> 00:08:06,333 is powerful 237 00:08:06,333 --> 00:08:08,600 in order to allow for enough time for a standard 238 00:08:08,600 --> 00:08:09,433 single engine to 239 00:08:09,433 --> 00:08:10,233 push the upper stage 240 00:08:10,233 --> 00:08:12,366 and its payload into orbital velocities 241 00:08:12,700 --> 00:08:14,233 without re entering the atmosphere 242 00:08:14,366 --> 00:08:15,800 the first stage of the atlas 5 243 00:08:15,800 --> 00:08:18,566 usually lost itself into an extra high altitude 244 00:08:18,600 --> 00:08:19,666 allowing for more time 245 00:08:19,666 --> 00:08:21,966 for the upper stage to do its secularization burn 246 00:08:21,966 --> 00:08:23,966 this works great for standard payloads 247 00:08:23,966 --> 00:08:25,266 but in the case of an abort 248 00:08:25,533 --> 00:08:27,866 trajectory is actually way too steep 249 00:08:27,866 --> 00:08:29,433 generating crazy high 250 00:08:29,500 --> 00:08:32,100 unsurvivable g forces when it hits the atmosphere 251 00:08:32,100 --> 00:08:33,666 so in order to maintain a nice 252 00:08:33,800 --> 00:08:34,966 safe shallow profile 253 00:08:34,966 --> 00:08:37,100 for the fragile and precious humans on board 254 00:08:37,200 --> 00:08:39,066 the upper stage needed more pomp 255 00:08:39,300 --> 00:08:41,900 and the solution to that was the dual engine centaur 256 00:08:42,166 --> 00:08:42,600 if you need 257 00:08:42,600 --> 00:08:44,533 more info on this unique engineering solution 258 00:08:44,533 --> 00:08:46,366 scott manly has an awesome video on it 259 00:08:46,366 --> 00:08:47,466 boeing and ula will 260 00:08:47,500 --> 00:08:49,800 also be running a secondary flight computer 261 00:08:49,800 --> 00:08:50,633 that'll be running in 262 00:08:50,633 --> 00:08:52,666 parallel to the primary flight computer on the 263 00:08:52,666 --> 00:08:53,833 centaur upper stage 264 00:08:54,000 --> 00:08:56,100 it'll catch any errors in the flight plan 265 00:08:56,233 --> 00:08:57,900 faster than a human reaction time 266 00:08:58,200 --> 00:09:00,400 shutting down the engines and triggering an abort 267 00:09:00,466 --> 00:09:01,066 another design 268 00:09:01,066 --> 00:09:01,833 consideration is 269 00:09:01,833 --> 00:09:04,033 due to the blunt nose of the star liner 270 00:09:04,200 --> 00:09:05,033 you'll see these little 271 00:09:05,066 --> 00:09:06,600 lattice structures around the outside 272 00:09:07,100 --> 00:09:07,966 the starling was 273 00:09:07,966 --> 00:09:10,400 designed to be as stable as possible for the entry 274 00:09:10,533 --> 00:09:13,133 which means having a short and stout design 275 00:09:13,300 --> 00:09:15,300 the lattice structure helps to fuse the airflow 276 00:09:15,300 --> 00:09:16,066 over the vehicle 277 00:09:16,133 --> 00:09:17,133 helping to make sure there are 278 00:09:17,133 --> 00:09:19,600 no shockwaves or inadvertent pressure areas 279 00:09:19,600 --> 00:09:22,066 over the lower portion of the vehicle on a scent 280 00:09:22,566 --> 00:09:24,866 especially since the rocket actually tapers down 281 00:09:24,866 --> 00:09:26,666 to the skinny centaur upper stage 282 00:09:26,900 --> 00:09:29,000 they also added an aerodynamic skirt 283 00:09:29,000 --> 00:09:30,800 to ensure smooth airflow 284 00:09:30,800 --> 00:09:33,700 despite the apollo spacecraft being a similar shape 285 00:09:33,700 --> 00:09:36,666 the saturn v at road on top of kind of wedding 286 00:09:36,666 --> 00:09:39,133 caked out tapering wider and wider 287 00:09:39,166 --> 00:09:41,866 and therefore didn't have those design considerations 288 00:09:41,900 --> 00:09:43,666 starer astronauts will take off from 289 00:09:43,666 --> 00:09:45,933 ula's launchpad sllc 41 290 00:09:46,133 --> 00:09:48,533 at cape canaveral air force station in Florida 291 00:09:48,900 --> 00:09:49,633 the pad has already 292 00:09:49,633 --> 00:09:51,266 been fitted with the crew access arm 293 00:09:51,266 --> 00:09:52,600 in preparations for the first 294 00:09:52,600 --> 00:09:53,600 crew launches 295 00:09:53,600 --> 00:09:55,000 this will be the first time 296 00:09:55,000 --> 00:09:57,466 humans have launched from this particular launch pad 297 00:09:57,466 --> 00:09:58,800 which is awesome and 298 00:09:58,866 --> 00:09:59,666 also the first time 299 00:09:59,666 --> 00:10:00,700 humans have launched from 300 00:10:00,700 --> 00:10:02,566 cape canaveral air force station 301 00:10:02,666 --> 00:10:05,333 since apollo 7 in 1968 302 00:10:05,633 --> 00:10:07,366 we'll get into the dimensions the designs 303 00:10:07,366 --> 00:10:08,666 prices and more 304 00:10:08,666 --> 00:10:09,466 when we do a side 305 00:10:09,466 --> 00:10:11,400 by side comparison of all the vehicles 306 00:10:16,466 --> 00:10:18,266 now on to the other new spaceship 307 00:10:18,266 --> 00:10:21,200 spacex's crew dragon or dragon 2 dragon 308 00:10:21,200 --> 00:10:23,100 2 is the follow up to spacex's 309 00:10:23,100 --> 00:10:23,433 very 310 00:10:23,433 --> 00:10:26,033 successful dragon capsule that has flown cargo to 311 00:10:26,033 --> 00:10:27,300 and from the iss 312 00:10:27,300 --> 00:10:28,233 since 2012 313 00:10:28,233 --> 00:10:30,600 the dragon capsule was originally called dragon writer 314 00:10:30,600 --> 00:10:32,833 when it was initially proposed to nasa for the cc 315 00:10:32,833 --> 00:10:33,700 dev program 316 00:10:33,900 --> 00:10:36,233 space was not selected for the first round 317 00:10:36,533 --> 00:10:39,033 perhaps because the dragon capsule had noses 318 00:10:39,033 --> 00:10:39,733 all around it 319 00:10:39,733 --> 00:10:42,066 but spacex was selected during the second 320 00:10:42,066 --> 00:10:43,133 round of contracts 321 00:10:43,133 --> 00:10:44,666 the original dragon writer capsule was 322 00:10:44,666 --> 00:10:45,366 essentially just 323 00:10:45,366 --> 00:10:47,833 a crew rated version of their dragon capsule 324 00:10:47,900 --> 00:10:49,966 which at the time was getting ready for its 1st 325 00:10:49,966 --> 00:10:51,333 test flights to orbit 326 00:10:51,400 --> 00:10:54,100 and was already on contract to resupply the iss 327 00:10:54,200 --> 00:10:56,766 which would later do in 2012 in 2014 328 00:10:57,000 --> 00:10:58,633 space revealed the updated 329 00:10:58,633 --> 00:10:59,933 version of the dragon capsule 330 00:10:59,966 --> 00:11:02,166 which would carry astronauts at their headquarters in 331 00:11:02,166 --> 00:11:03,933 hawthorne the dragon 2 was 332 00:11:03,933 --> 00:11:06,633 a massive redesign of the original dragon capsule 333 00:11:06,633 --> 00:11:09,366 including seating for up to seven astronauts 334 00:11:09,366 --> 00:11:10,366 although again 335 00:11:10,500 --> 00:11:12,233 nasa won't be using more than four 336 00:11:12,233 --> 00:11:14,033 at a time for the commercial crew program 337 00:11:14,033 --> 00:11:15,800 dragon 2 was originally planning to 338 00:11:15,800 --> 00:11:18,600 also touchdown back on land using the abort motors 339 00:11:18,766 --> 00:11:20,633 assuming they weren't used for an abort 340 00:11:20,733 --> 00:11:23,166 to come to a nice soft touchdown anywhere 341 00:11:23,366 --> 00:11:25,466 however due to a few reasons 342 00:11:25,466 --> 00:11:27,333 space ditch propulsive landings 343 00:11:27,333 --> 00:11:27,966 and will do a 344 00:11:27,966 --> 00:11:30,200 parachute recovery in splashdown in the ocean 345 00:11:30,400 --> 00:11:32,166 much like the current dragon capsule 346 00:11:32,166 --> 00:11:33,433 if you need to know more about why 347 00:11:33,433 --> 00:11:36,133 space canceled impulsively landing their dragon capsule 348 00:11:36,566 --> 00:11:37,900 I've already got you covered the crew 349 00:11:37,900 --> 00:11:40,633 dragon's primary landing zone is the Atlantic Ocean 350 00:11:40,633 --> 00:11:42,866 which is different from the current dragon capsule 351 00:11:42,866 --> 00:11:44,933 which has been splashing down in the Pacific Ocean 352 00:11:44,933 --> 00:11:47,033 since its first launch in recovery in 2010 353 00:11:47,133 --> 00:11:49,500 space also filed to have the gulf of Mexico 354 00:11:49,500 --> 00:11:51,300 be a contingency landing site too 355 00:11:51,733 --> 00:11:53,766 which I believe would be at first 356 00:11:54,133 --> 00:11:55,966 space has a pair of ships named go 357 00:11:55,966 --> 00:11:57,366 searcher and go navigator 358 00:11:57,366 --> 00:11:59,200 that'll be in charge of crew recoveries 359 00:11:59,533 --> 00:12:00,933 ghost searcher features a hoist 360 00:12:00,933 --> 00:12:03,233 capable of lifting the dragon capsule onto the deck 361 00:12:03,400 --> 00:12:04,800 and then offloading the crew 362 00:12:04,800 --> 00:12:05,533 there's communication 363 00:12:05,533 --> 00:12:06,000 relays 364 00:12:06,000 --> 00:12:08,400 and a helicopter landing pad to get the crew home 365 00:12:08,400 --> 00:12:09,466 after splashdown ghost 366 00:12:09,466 --> 00:12:11,533 searcher has been part of spacex's fleet for a while 367 00:12:11,800 --> 00:12:13,233 80 in the recovery efforts of falcon 368 00:12:13,233 --> 00:12:14,400 9 transship landings 369 00:12:14,433 --> 00:12:16,233 as well as dragon 1 recoveries 370 00:12:16,500 --> 00:12:17,533 despite the ocean landing 371 00:12:17,533 --> 00:12:18,066 space 372 00:12:18,066 --> 00:12:20,833 does have refurbishment and reuse plans for dragon 2 373 00:12:21,066 --> 00:12:23,366 although not quite like you might be thinking 374 00:12:23,466 --> 00:12:25,900 refurbished dragon 2's won't carry humans again 375 00:12:26,066 --> 00:12:28,833 but they'll eventually be used to carry cargo for cars 376 00:12:28,833 --> 00:12:30,300 2 missions spacex 377 00:12:30,300 --> 00:12:30,866 already has 378 00:12:30,866 --> 00:12:33,200 experience refurbishing splashdown dragon capsules 379 00:12:33,400 --> 00:12:36,000 and has flown five dragon capsules to date 380 00:12:36,300 --> 00:12:38,400 although according to elon mosque in 2017 381 00:12:38,766 --> 00:12:40,166 he mentions it's almost as 382 00:12:40,166 --> 00:12:42,633 expensive to refurbish the splash down dragons 383 00:12:42,666 --> 00:12:44,166 as it is to build new ones 384 00:12:44,166 --> 00:12:44,633 but I'm sure 385 00:12:44,633 --> 00:12:47,300 since then they've implemented streamlined processes 386 00:12:47,466 --> 00:12:49,200 which have helped made the efforts worthwhile 387 00:12:49,200 --> 00:12:50,166 the design of the crew 388 00:12:50,166 --> 00:12:52,966 dragon capsule is extremely minimalistic 389 00:12:53,166 --> 00:12:55,733 it's easy to see that the design was influenced by elon 390 00:12:55,733 --> 00:12:57,200 who likes things simple 391 00:12:57,233 --> 00:12:59,433 the interior looks like the tesla model 3 of 392 00:12:59,433 --> 00:13:00,733 spaceships compared to 393 00:13:00,733 --> 00:13:02,366 night riders car kit 394 00:13:02,366 --> 00:13:04,966 some unique features of the interior are touch screens 395 00:13:04,966 --> 00:13:06,466 and movable chairs 396 00:13:06,700 --> 00:13:08,433 when dragon 2 was first revealed 397 00:13:08,533 --> 00:13:11,033 elon satin a seat and pulled the screen down to him 398 00:13:11,233 --> 00:13:12,200 that's now reversed 399 00:13:12,200 --> 00:13:14,766 as the screens are stationary and the seats move up 400 00:13:14,766 --> 00:13:15,833 to them again 401 00:13:16,000 --> 00:13:17,033 just like the starling 402 00:13:17,033 --> 00:13:19,133 the dragon 2 is designed to be fully automated 403 00:13:19,133 --> 00:13:21,266 autonomous with manual overrides really 404 00:13:21,266 --> 00:13:23,000 only there as contingencies 405 00:13:23,266 --> 00:13:25,633 but the dragon 2 does something that the old dragon one 406 00:13:25,633 --> 00:13:27,700 couldn't do and that's dock 407 00:13:27,700 --> 00:13:30,000 getting into the dragon capsules done via the side 408 00:13:30,000 --> 00:13:31,700 hatch once you poke your head in 409 00:13:31,700 --> 00:13:34,033 it's very spacious and minimalistic 410 00:13:34,100 --> 00:13:36,533 it's easy to plop into the seat and get comfy 411 00:13:37,000 --> 00:13:39,266 I actually really think this layout makes sense 412 00:13:39,266 --> 00:13:40,133 like the starling 413 00:13:40,133 --> 00:13:42,533 the dragon 2 is actually two sections as well 414 00:13:42,766 --> 00:13:44,700 there's the crew module and the trunk 415 00:13:44,766 --> 00:13:47,566 the crew module is again the part that holds the humans 416 00:13:47,733 --> 00:13:49,933 but it also has the super draco abort 417 00:13:49,933 --> 00:13:51,533 motors integrated onto it 418 00:13:51,933 --> 00:13:54,200 since this portion of the spacecraft is recovered 419 00:13:54,333 --> 00:13:56,600 the super draco motors are also recovered 420 00:13:56,966 --> 00:13:58,966 you just like the starling 421 00:13:58,966 --> 00:14:01,200 the super draco's run on hyperbolic propellants 422 00:14:01,200 --> 00:14:02,333 and offer a full 423 00:14:02,400 --> 00:14:04,066 envelope abort window as well 424 00:14:04,166 --> 00:14:07,100 the trunk is an unpressurized section of the spacecraft 425 00:14:07,100 --> 00:14:08,600 just like it is on dragon 1 426 00:14:08,733 --> 00:14:10,166 this allows for the ability to take up 427 00:14:10,166 --> 00:14:11,133 larger components that 428 00:14:11,133 --> 00:14:12,633 wouldn't fit through the docking port 429 00:14:12,900 --> 00:14:13,166 or 430 00:14:13,166 --> 00:14:15,700 items that are installed on the outside of the station 431 00:14:15,800 --> 00:14:16,500 items that are in 432 00:14:16,500 --> 00:14:18,733 inside the trunk are retrieved via the Canada arm 433 00:14:18,733 --> 00:14:21,133 2 or another arm named dexter 434 00:14:21,133 --> 00:14:22,066 the trunk of the dragon 435 00:14:22,066 --> 00:14:24,866 2 offers a unique layout with stationary solar panels 436 00:14:24,866 --> 00:14:26,266 covering one side of the vehicle 437 00:14:26,366 --> 00:14:27,300 and radiators 438 00:14:27,300 --> 00:14:28,300 on the other side 439 00:14:28,600 --> 00:14:31,466 the old dragon 1 had extending solar panels 440 00:14:31,566 --> 00:14:32,200 this makes sense 441 00:14:32,200 --> 00:14:34,433 because you want the solar panels to be facing the sun 442 00:14:34,566 --> 00:14:36,833 and you want the radiators away from the sun 443 00:14:36,966 --> 00:14:37,333 so 444 00:14:38,033 --> 00:14:38,966 pretty cool design 445 00:14:38,966 --> 00:14:40,933 the trunk also has some fins to help 446 00:14:40,933 --> 00:14:43,000 stabilize the vehicle in the event of an abort 447 00:14:43,266 --> 00:14:45,000 and again I already did a video all about this 448 00:14:45,000 --> 00:14:45,966 so if you want to learn more 449 00:14:45,966 --> 00:14:47,433 about the fins on the dragon 450 00:14:47,433 --> 00:14:49,200 and why they matter during an abort 451 00:14:49,200 --> 00:14:50,233 check out this video 452 00:14:50,266 --> 00:14:53,066 the trunk is detached prior to reentry and burns up 453 00:14:53,066 --> 00:14:54,533 due to a lack of a heat shield 454 00:14:54,766 --> 00:14:56,433 this allows for disposal of some on 455 00:14:56,433 --> 00:14:57,600 station items as well 456 00:14:58,233 --> 00:15:00,633 very fiery garbage service 457 00:15:00,633 --> 00:15:01,133 the dragon 458 00:15:01,133 --> 00:15:03,733 2 is designed to exclusively fly in the falcon 9 459 00:15:03,966 --> 00:15:04,700 although there were 460 00:15:04,700 --> 00:15:06,833 plans for it to fly in a falcon heavy at one point 461 00:15:06,966 --> 00:15:07,266 but 462 00:15:07,400 --> 00:15:09,833 space no longer plans to human certify falcon heavy 463 00:15:09,833 --> 00:15:11,800 and instead is focusing on starship 464 00:15:11,800 --> 00:15:13,766 in order for the falcon 9 to be crew rated 465 00:15:13,966 --> 00:15:14,966 nasa required a 466 00:15:15,000 --> 00:15:16,600 design freeze of their block 5 variants 467 00:15:16,600 --> 00:15:18,500 and spacex tends to upgrade their vehicles 468 00:15:18,500 --> 00:15:19,466 so frequently 469 00:15:20,133 --> 00:15:23,233 they sometimes introduce unintended consequences 470 00:15:23,433 --> 00:15:24,600 part of this design freeze 471 00:15:24,600 --> 00:15:26,466 also required the use of a new composite 472 00:15:26,466 --> 00:15:27,533 overrated pressure vessel 473 00:15:27,533 --> 00:15:28,633 or cop 474 00:15:28,900 --> 00:15:31,266 the co failure was the root cause of the amo 475 00:15:31,266 --> 00:15:32,400 6 pad anomaly 476 00:15:32,500 --> 00:15:36,033 and a cop strut was the cause of the crs 7 failure 477 00:15:36,333 --> 00:15:38,833 space started flying a newly designed cop 478 00:15:38,833 --> 00:15:40,066 at the end of 2018 479 00:15:40,266 --> 00:15:43,200 it's kind of unusual that nasa required a design freeze 480 00:15:43,200 --> 00:15:43,500 I mean 481 00:15:43,500 --> 00:15:45,833 considering nasa has considered flying humans on the 482 00:15:45,833 --> 00:15:47,400 2nd launch of sls 483 00:15:47,800 --> 00:15:49,000 or even more crazy 484 00:15:49,000 --> 00:15:51,300 there's even been talks of them putting humans on the 485 00:15:51,300 --> 00:15:52,733 1st flight of sls 486 00:15:52,833 --> 00:15:55,833 but spacex is known to make changes all the time 487 00:15:56,033 --> 00:15:58,133 in the constant pursuit of improvement 488 00:15:58,600 --> 00:16:00,166 so I think a safer 489 00:16:00,166 --> 00:16:02,466 more conservative approach is a good idea 490 00:16:02,466 --> 00:16:04,066 when human lives are involved 491 00:16:04,066 --> 00:16:06,133 the falcon 9's flight profile with the crew 492 00:16:06,233 --> 00:16:08,666 also had to be altered compared to the cargo versions 493 00:16:08,666 --> 00:16:11,500 to ensure the safest profile in case of an abort 494 00:16:11,733 --> 00:16:13,800 due to the shallower flatter profile 495 00:16:13,800 --> 00:16:15,600 it also means the first age booster 496 00:16:15,600 --> 00:16:18,700 the falcon 9 will not do a return to launch si landing 497 00:16:18,900 --> 00:16:21,133 and we'll have to land down range on the drone ship 498 00:16:21,133 --> 00:16:22,166 the upper stage of the falcon 499 00:16:22,166 --> 00:16:24,266 9 uses the merlin 1d vac recommendation 500 00:16:24,266 --> 00:16:26,366 which is extremely powerful 501 00:16:26,733 --> 00:16:28,166 but not very efficient 502 00:16:28,233 --> 00:16:29,666 it will have no problem 503 00:16:29,700 --> 00:16:31,333 maintaining a shallow profile 504 00:16:31,333 --> 00:16:33,133 crew will climb on top of a block 505 00:16:33,133 --> 00:16:34,133 5 falcon 9 506 00:16:34,133 --> 00:16:35,466 poised at launch complex 507 00:16:35,466 --> 00:16:37,733 39a at kennedy space center in Florida 508 00:16:37,933 --> 00:16:38,700 now I have to say 509 00:16:38,700 --> 00:16:39,833 not that it's a contest 510 00:16:39,833 --> 00:16:42,666 but spacex definitely does have the coolest launch pad 511 00:16:42,666 --> 00:16:44,066 ever after all 512 00:16:44,066 --> 00:16:46,500 this is the same launchpad that humans took off from 513 00:16:46,500 --> 00:16:47,533 to go to the moon 514 00:16:47,566 --> 00:16:49,366 crew will go up the fixed service structure 515 00:16:49,366 --> 00:16:51,266 that's a relic from the space shuttle era 516 00:16:51,500 --> 00:16:53,500 although spacex has done a lot of work to remove 517 00:16:53,500 --> 00:16:55,000 the rotating service structure 518 00:16:55,100 --> 00:16:56,200 repaint the tower 519 00:16:56,433 --> 00:16:59,566 add cladding and attach their mobile access arm 520 00:16:59,666 --> 00:17:01,566 one thing that spacex will be doing this 521 00:17:01,600 --> 00:17:04,200 completely new in the world of human spaceflight 522 00:17:04,200 --> 00:17:06,200 and actually took some convincing to make 523 00:17:06,200 --> 00:17:07,966 nasa consider a valid option 524 00:17:08,066 --> 00:17:10,633 is a load and go fueling procedure 525 00:17:10,633 --> 00:17:13,300 since spacex uses super chilled propellants 526 00:17:13,333 --> 00:17:15,000 they need to load them up into the vehicle as 527 00:17:15,000 --> 00:17:15,866 late as possible 528 00:17:15,866 --> 00:17:17,600 so they don't warm up and boil off 529 00:17:17,600 --> 00:17:18,866 before the vehicle takes off 530 00:17:19,233 --> 00:17:19,800 space 531 00:17:19,800 --> 00:17:22,033 actually continues to fuel the rocket up until just 532 00:17:22,033 --> 00:17:24,266 3min before liftoff now 533 00:17:24,266 --> 00:17:26,466 clearly 3min isn't nearly enough time 534 00:17:26,466 --> 00:17:27,466 to get up the tower 535 00:17:27,466 --> 00:17:29,233 and strap the crew into the dragon capsule 536 00:17:29,233 --> 00:17:30,566 and then leave the tower 537 00:17:30,666 --> 00:17:34,000 so the crew will actually enter before propellant load 538 00:17:34,066 --> 00:17:36,900 and will remain on board while the vehicles fueled up 539 00:17:36,900 --> 00:17:38,866 I can clearly understand how this is different 540 00:17:38,933 --> 00:17:41,666 but I actually feel like it's kind of a safer move 541 00:17:41,666 --> 00:17:43,900 I mean this means the astronauts and the ground crew 542 00:17:44,166 --> 00:17:44,500 never 543 00:17:44,500 --> 00:17:46,966 need to approach a fully loaded vehicle on the pad 544 00:17:47,000 --> 00:17:47,933 once fuel starts flowing 545 00:17:47,933 --> 00:17:50,433 the crew is actually in the safest place imaginable 546 00:17:50,500 --> 00:17:51,700 a tightly sealed 547 00:17:51,700 --> 00:17:54,500 pressure vessel armed with a powerful abort system 548 00:17:54,633 --> 00:17:58,033 so despite the process of fueling up being pretty risky 549 00:17:58,266 --> 00:18:00,200 the crew is in a very safe place 550 00:18:00,400 --> 00:18:01,366 can you imagine 551 00:18:01,733 --> 00:18:03,100 this will be the first time in history 552 00:18:03,100 --> 00:18:04,333 a human ear will hear 553 00:18:04,333 --> 00:18:06,933 the sound of cryogenic fuel flowing into the vehicle 554 00:18:07,133 --> 00:18:07,800 look here all 555 00:18:07,800 --> 00:18:09,966 those creeks and strains of the vehicle as it comes to 556 00:18:09,966 --> 00:18:10,333 life 557 00:18:11,266 --> 00:18:12,433 that's gonna be crazy 558 00:18:12,433 --> 00:18:13,200 another fun fact is 559 00:18:13,200 --> 00:18:16,266 the cruel arrived to launch site in tesla model x's 560 00:18:16,866 --> 00:18:20,366 of course man spacex will be putting on a new show 561 00:18:20,533 --> 00:18:21,300 that's for sure 562 00:18:21,366 --> 00:18:24,000 now lastly before we get to the direct comparisons 563 00:18:24,266 --> 00:18:24,833 did you know 564 00:18:24,833 --> 00:18:27,200 both launchpads have an amusement park ride 565 00:18:27,700 --> 00:18:28,866 well not quite 566 00:18:28,866 --> 00:18:31,133 but each pad does have an emergency zip line 567 00:18:31,133 --> 00:18:33,366 capable of evacuating astronauts and ground crew 568 00:18:33,366 --> 00:18:35,933 in a hurry in the unlikely event of say 569 00:18:36,033 --> 00:18:37,333 a leak or a fire 570 00:18:37,333 --> 00:18:39,233 while I'm sure there's limited use cases 571 00:18:39,233 --> 00:18:41,066 when this would even be remotely useful 572 00:18:41,433 --> 00:18:42,933 it does look like it'd be pretty fun 573 00:18:43,533 --> 00:18:46,400 well assuming you're not being chased by a fireball 574 00:18:46,500 --> 00:18:49,100 oh okay wow enough of the rundown 575 00:18:49,100 --> 00:18:51,200 it's time to compare these vehicles side by side 576 00:18:51,400 --> 00:18:52,366 and see how these new 577 00:18:52,366 --> 00:18:55,000 vehicles compared to the soyuz and the space shuttle 578 00:18:59,433 --> 00:19:00,733 so first off 579 00:19:00,733 --> 00:19:03,100 let's just line these vehicles up side by side 580 00:19:03,100 --> 00:19:04,733 and compare their sizes 581 00:19:05,466 --> 00:19:08,133 yeah the space shuttle orbiter clearly 582 00:19:08,133 --> 00:19:10,033 dwarfs these vehicles in size 583 00:19:10,233 --> 00:19:12,600 that thing is huge 584 00:19:12,600 --> 00:19:14,200 and because of its immense size 585 00:19:14,200 --> 00:19:15,533 we're gonna focus in on just 586 00:19:15,533 --> 00:19:17,166 the crew module portion of the shuttle 587 00:19:17,166 --> 00:19:18,866 so we can see these other vehicles 588 00:19:19,033 --> 00:19:20,533 but don't forget about the rest of it 589 00:19:20,666 --> 00:19:22,733 we'll still be talking about the system as a whole 590 00:19:22,866 --> 00:19:24,766 since the aft end is its service module 591 00:19:24,766 --> 00:19:26,400 and the cargo bay is similar in nature 592 00:19:26,400 --> 00:19:27,966 to the trunk of the dragon capsule 593 00:19:28,833 --> 00:19:30,433 way way bigger 594 00:19:30,533 --> 00:19:31,200 but notice how much 595 00:19:31,200 --> 00:19:32,600 bigger the starling and dragon are 596 00:19:32,600 --> 00:19:33,766 compared to the soyuz 597 00:19:33,766 --> 00:19:35,133 so let's run through the dimension 598 00:19:35,133 --> 00:19:36,166 starting with their height 599 00:19:36,466 --> 00:19:38,200 the starling stands 5 meters tall 600 00:19:38,200 --> 00:19:39,766 with a service module attached 601 00:19:39,900 --> 00:19:42,700 the crew dragon is 8.1 meters tall with the trunk 602 00:19:42,700 --> 00:19:45,233 and the soyuz is 7.5 meters tall 603 00:19:45,333 --> 00:19:47,933 with the orbital module and service module attached 604 00:19:48,133 --> 00:19:50,600 the space shuttle will show its length as height 605 00:19:50,600 --> 00:19:52,933 because that's the way it stood when it was on the pad 606 00:19:53,100 --> 00:19:56,566 it stood 37 meters tall from tail to nose 607 00:19:56,666 --> 00:19:57,766 next they're width 608 00:19:57,800 --> 00:20:00,100 the starling is 4.5 meters wide 609 00:20:00,100 --> 00:20:02,366 the dragon capsule 3.7 meters wide 610 00:20:02,600 --> 00:20:05,033 the soyuz 2.2 meters and the space shuttles 611 00:20:05,033 --> 00:20:08,066 crew compartment and payload bay were 4.6 meters wide 612 00:20:08,433 --> 00:20:10,433 will ignore the wings for this comparison 613 00:20:10,433 --> 00:20:11,333 I feel like we're gonna have 614 00:20:11,333 --> 00:20:12,400 a lot of asterisks 615 00:20:12,400 --> 00:20:14,333 when we compare these vehicles to the space shuttle 616 00:20:14,333 --> 00:20:15,033 because that thing 617 00:20:15,200 --> 00:20:17,600 was a completely different beast 618 00:20:17,600 --> 00:20:19,833 next up dry mass starling is 13 619 00:20:19,866 --> 00:20:22,733 tons dragon is 9.5 tons 620 00:20:22,733 --> 00:20:26,433 the soyuz capsule is shockingly light at 7.1 tons 621 00:20:26,633 --> 00:20:27,500 and the space shuttle 622 00:20:27,633 --> 00:20:30,133 yeah you can imagine this is quite a bit heavier at 623 00:20:30,233 --> 00:20:33,033 68.5 tons as mentioned earlier 624 00:20:33,033 --> 00:20:35,666 crew capacity for both starling and dragon as 7 625 00:20:35,800 --> 00:20:37,433 but again massa will only use four 626 00:20:38,033 --> 00:20:40,800 the soyuz capsule can fit three barely 627 00:20:41,066 --> 00:20:42,633 and the shuttle could fit up to eight 628 00:20:42,666 --> 00:20:45,933 although seven was much more common now for volume 629 00:20:45,933 --> 00:20:47,933 both pressurized and unpressurized 630 00:20:47,933 --> 00:20:48,766 starr has 631 00:20:48,766 --> 00:20:51,300 11 cubic meters of pressurized volume and no one 632 00:20:51,300 --> 00:20:52,600 pressurized dragon 633 00:20:52,600 --> 00:20:55,433 2 has 10 cubic meters of pressurized volume and 14 634 00:20:55,500 --> 00:20:57,633 cubic meters of unpressurized volume 635 00:20:57,800 --> 00:20:58,466 soyuz has 636 00:20:58,466 --> 00:21:01,533 8.5 cubic meters of pressurized and no unpreceduri 637 00:21:01,533 --> 00:21:03,533 volume the space shuttle is of course 638 00:21:03,533 --> 00:21:04,300 king here with 639 00:21:04,300 --> 00:21:07,600 74.3 cubic meters from pressurized volume 640 00:21:07,633 --> 00:21:10,466 and 300 cubic meters of unpressurized 641 00:21:10,466 --> 00:21:12,100 volume in other words 642 00:21:12,266 --> 00:21:13,700 you could almost fit all 643 00:21:13,733 --> 00:21:16,700 three spaceships inside the payload bay of the shuttle 644 00:21:16,933 --> 00:21:19,766 so now how long can these vehicles stay in space 645 00:21:20,033 --> 00:21:21,100 the star letter can go 646 00:21:21,166 --> 00:21:24,633 60 hours on its own and 210 days while docked 647 00:21:24,866 --> 00:21:26,933 crew dragon can go one week on its own 648 00:21:26,933 --> 00:21:29,200 and also 210 days when doctor 649 00:21:29,266 --> 00:21:30,233 the soyuz can go 650 00:21:30,233 --> 00:21:33,100 30 days on its own and 180 days when doctor 651 00:21:33,266 --> 00:21:35,266 when the space shuttle couldn't go much beyond 17 652 00:21:35,333 --> 00:21:37,600 days due to being powered by fuel cells 653 00:21:37,766 --> 00:21:39,733 next up how about their abort systems 654 00:21:39,733 --> 00:21:42,366 the starling and crew dragon both have a pusher type 655 00:21:42,366 --> 00:21:43,066 system that's full 656 00:21:43,066 --> 00:21:43,800 envelope 657 00:21:43,933 --> 00:21:46,466 mean they can abort safely at any time during ascent 658 00:21:46,900 --> 00:21:48,766 the soyuz has a polar or a tractor 659 00:21:48,766 --> 00:21:50,066 system with an abort tower 660 00:21:50,066 --> 00:21:50,966 and fairing motors 2 661 00:21:50,966 --> 00:21:53,533 which also offers a full envelope escape 662 00:21:53,666 --> 00:21:54,266 and of course 663 00:21:54,266 --> 00:21:57,433 the space shuttle had no mechanical abort systems 664 00:21:57,466 --> 00:21:59,600 and a quick little note here on a board systems 665 00:21:59,700 --> 00:22:01,600 pushers push up from the bottom 666 00:22:01,600 --> 00:22:03,133 or the middle of the spacecraft 667 00:22:03,366 --> 00:22:05,433 and tractors or polar board systems 668 00:22:05,433 --> 00:22:07,300 pull from the top using a tower 669 00:22:07,300 --> 00:22:08,500 or something like that now 670 00:22:08,500 --> 00:22:09,800 where do all these land 671 00:22:10,100 --> 00:22:13,633 starer shuttle and soyuz all touched down on land 672 00:22:13,766 --> 00:22:16,066 while crew dragons splashes down now 673 00:22:16,066 --> 00:22:19,066 how about reusability slash refurbishment ability 674 00:22:19,100 --> 00:22:21,866 the starling is capable of up to 10 reuses crew 675 00:22:21,866 --> 00:22:23,333 dragon is capable of reuse 676 00:22:23,333 --> 00:22:25,400 but for now only as cargo variant 677 00:22:25,533 --> 00:22:26,933 soyuz is expendable 678 00:22:27,100 --> 00:22:29,333 and the space shuttle was also reusable 679 00:22:29,400 --> 00:22:31,833 so now the launch vehicles that get these to space 680 00:22:32,333 --> 00:22:35,033 starr will ride the atlas 5 n22 681 00:22:35,300 --> 00:22:36,733 crew dragon the falcon 9 682 00:22:36,833 --> 00:22:40,033 soyuz the soyuz fg rocket and soon the soyuz 2 683 00:22:40,500 --> 00:22:42,533 and the shuttle was part of the space transportation 684 00:22:42,600 --> 00:22:44,366 system while we have these rockets pulled up 685 00:22:44,366 --> 00:22:45,200 I think it's important 686 00:22:45,200 --> 00:22:47,366 we take a note on their reliability 687 00:22:47,433 --> 00:22:49,500 we're going to ignore partial failures and only talk 688 00:22:49,500 --> 00:22:50,500 about mission success 689 00:22:50,500 --> 00:22:53,600 in which case the atlas 5 really comes up on top 690 00:22:53,700 --> 00:22:56,766 at 100 success in 79 flights 691 00:22:56,766 --> 00:22:57,800 the falcon 9 is at 692 00:22:57,833 --> 00:23:00,200 69 missions and has had two failures 693 00:23:00,433 --> 00:23:00,866 one of them 694 00:23:00,866 --> 00:23:02,800 actually happening before the launch occurred 695 00:23:02,866 --> 00:23:04,900 giving it a 97 1 696 00:23:05,266 --> 00:23:07,666 success rate the soyuz is complicated 697 00:23:07,666 --> 00:23:09,766 because it's been flying since the 60s 698 00:23:09,900 --> 00:23:10,900 in some form or another 699 00:23:10,900 --> 00:23:16,733 so in total it's 996 out of 1 000 208 for a 96 700 00:23:17,433 --> 00:23:21,000 9 success rate but its newest variant the fg 701 00:23:21,233 --> 00:23:23,500 has only had one failure out of 66 702 00:23:23,500 --> 00:23:25,933 making it 98 5 successful 703 00:23:26,066 --> 00:23:29,200 and the shuttle had two failures out of 135 launches 704 00:23:29,400 --> 00:23:31,666 also making it 98.5 successful 705 00:23:31,666 --> 00:23:33,800 it should also be noted that thanks to the abort 706 00:23:33,800 --> 00:23:34,200 system 707 00:23:34,266 --> 00:23:38,066 the one failure of the soyuz fg led to no loss in life 708 00:23:38,166 --> 00:23:39,200 and another quick note 709 00:23:39,200 --> 00:23:42,000 this time about the use of solid rocket boosters 710 00:23:42,033 --> 00:23:43,000 solid rocket booster 711 00:23:43,000 --> 00:23:45,066 led to the loss of the challenger vehicle 712 00:23:45,166 --> 00:23:47,366 but that's not to say solids on their own 713 00:23:47,366 --> 00:23:49,866 are inherently more dangerous per se 714 00:23:50,300 --> 00:23:50,966 the mixture of 715 00:23:50,966 --> 00:23:52,200 a solid rocket booster 716 00:23:52,200 --> 00:23:54,366 and the lack of a mechanical abort 717 00:23:54,366 --> 00:23:56,266 system is really what was dangerous 718 00:23:56,300 --> 00:23:57,100 we've learned a lot 719 00:23:57,100 --> 00:23:58,633 since the space shuttle and the atlas 720 00:23:58,633 --> 00:24:01,533 5's use of srb is considered very safe 721 00:24:02,033 --> 00:24:04,766 due to the fact that the starling does have an abort 722 00:24:04,766 --> 00:24:06,766 system if there was a failure 723 00:24:06,900 --> 00:24:08,866 the crew would be able to get away from the rocket 724 00:24:08,966 --> 00:24:12,500 so we really shouldn't compare the atlas's use of srs 725 00:24:12,533 --> 00:24:14,600 to the space shuttles use of srs 726 00:24:14,600 --> 00:24:15,366 and now we're do 727 00:24:15,366 --> 00:24:16,700 all four of these launch from 728 00:24:16,766 --> 00:24:18,333 launch sites are slick 41 729 00:24:18,333 --> 00:24:20,566 at cape caravel air force base for starling 730 00:24:20,700 --> 00:24:22,566 right next door is the falcon 9 731 00:24:22,566 --> 00:24:24,800 which will launch from lc 39a 732 00:24:24,800 --> 00:24:25,833 kennedy space center 733 00:24:25,900 --> 00:24:29,600 the soyuz launches from biker lc 1 5 734 00:24:30,300 --> 00:24:33,200 and the shuttle launch from both lc 39a and 735 00:24:33,200 --> 00:24:35,133 lc 39b at ksc 736 00:24:35,166 --> 00:24:37,500 and lastly we're gonna talk about price per seat 737 00:24:37,500 --> 00:24:40,033 and this one has a pretty big aster as well 738 00:24:40,233 --> 00:24:41,366 both starling and crew 739 00:24:41,366 --> 00:24:44,633 dragon have a price tag of 58 million per seat 740 00:24:44,966 --> 00:24:48,333 the soyuz capsule is now up to 82 million per seat 741 00:24:48,466 --> 00:24:49,300 and the shuttle 742 00:24:49,566 --> 00:24:51,233 well this is a hard one 743 00:24:51,233 --> 00:24:53,200 on paper the shuttle would cost around 744 00:24:53,200 --> 00:24:55,133 214 $1000000 per seat 745 00:24:55,133 --> 00:24:57,166 but don't forget the shuttle did a lot 746 00:24:57,166 --> 00:24:58,700 more than just take crew up 747 00:24:58,833 --> 00:25:01,433 it often would carry an additional payload of a dozen 748 00:25:01,433 --> 00:25:02,533 tons or more 749 00:25:03,166 --> 00:25:05,533 so maybe it's fair to take that 214 750 00:25:05,533 --> 00:25:07,466 $1000000 per seat per launch 751 00:25:07,733 --> 00:25:09,866 and then take 80 off 752 00:25:09,966 --> 00:25:12,233 because 80 of the volume of the vehicle 753 00:25:12,266 --> 00:25:14,066 was dedicated to cargo 754 00:25:14,533 --> 00:25:16,333 but maybe that's not fair either 755 00:25:16,333 --> 00:25:18,966 so let's just say it's somewhere between 43 million 756 00:25:19,166 --> 00:25:20,766 and 214 million 757 00:25:20,933 --> 00:25:21,966 the last thing I want to mention 758 00:25:21,966 --> 00:25:24,366 but only for the starling and crew dragon is their 759 00:25:24,366 --> 00:25:25,733 cost of development 760 00:25:26,100 --> 00:25:28,866 so the starling received 4.8 billion 761 00:25:28,933 --> 00:25:31,800 and spacex receive 3.1 billion in total 762 00:25:31,866 --> 00:25:34,300 but this includes two demo launches and six 763 00:25:34,300 --> 00:25:36,133 operational flights from each company 764 00:25:36,133 --> 00:25:36,300 now 765 00:25:36,300 --> 00:25:38,233 I don't really want to get into a spitting match over 766 00:25:38,233 --> 00:25:40,666 why each company got paid such different amounts 767 00:25:41,000 --> 00:25:43,600 but it likely had to do with each company's proposal 768 00:25:43,600 --> 00:25:45,966 perhaps after spacex flies a few dozen astronauts 769 00:25:45,966 --> 00:25:46,766 they can charge a little 770 00:25:46,766 --> 00:25:48,866 more for increased confidence from nasa 771 00:25:49,200 --> 00:25:50,000 kind of like how they were 772 00:25:50,000 --> 00:25:52,033 able to increase the price of the cargo resupply 773 00:25:52,033 --> 00:25:54,800 missions once they proved to be reliable and 774 00:25:54,933 --> 00:25:55,800 after they gained a better 775 00:25:55,800 --> 00:25:57,900 sense of the cost of running the program 776 00:25:57,933 --> 00:26:00,200 so when it's all said and done here's my opinion 777 00:26:00,333 --> 00:26:00,966 1st off 778 00:26:01,400 --> 00:26:03,966 I couldn't be more excited to see an awesome pair of 779 00:26:03,966 --> 00:26:05,433 exciting new rides to space 780 00:26:06,000 --> 00:26:07,300 it's about time 781 00:26:07,600 --> 00:26:09,800 as solid and reliable as the soyuz has been 782 00:26:10,200 --> 00:26:11,800 it's about time humans have other 783 00:26:11,900 --> 00:26:14,000 newer and more comfortable options 784 00:26:14,000 --> 00:26:15,533 as far as each system goes 785 00:26:15,533 --> 00:26:17,800 I've got my opinions and I'll keep them short 786 00:26:18,033 --> 00:26:20,500 because I already know the comment section will have 787 00:26:20,500 --> 00:26:22,500 plenty of opinions to go around 788 00:26:22,566 --> 00:26:25,233 the starling is an awesome spaceship 789 00:26:25,233 --> 00:26:26,433 it's very well thought out 790 00:26:26,433 --> 00:26:27,166 and you can tell 791 00:26:27,166 --> 00:26:28,433 human safety is very 792 00:26:28,433 --> 00:26:31,366 much on top of mine for both boeing and ula 793 00:26:31,366 --> 00:26:33,166 I'm glad to see they're going to be landing on land 794 00:26:33,166 --> 00:26:33,900 because I think it's cool 795 00:26:33,900 --> 00:26:36,300 and I'm glad to see they can reuse the spacecraft 796 00:26:36,533 --> 00:26:37,500 and I'm also happy 797 00:26:37,500 --> 00:26:39,600 the atlas will finally be carrying humans again 798 00:26:39,600 --> 00:26:40,433 for the first time 799 00:26:40,433 --> 00:26:44,666 since faith 7 launched with mercury atlas in 1963 800 00:26:44,766 --> 00:26:46,533 and as advance as the starling is 801 00:26:47,066 --> 00:26:49,933 I do wish boeing had gone a few steps more progressive 802 00:26:50,100 --> 00:26:51,666 it feels like the spaceship is just a little 803 00:26:51,666 --> 00:26:52,400 conservative 804 00:26:52,566 --> 00:26:54,100 and you can tell they didn't want to take 805 00:26:54,266 --> 00:26:57,000 any design risks or really push any boundaries 806 00:26:57,500 --> 00:26:58,933 unfortunately when I got to sit in it 807 00:26:58,933 --> 00:27:01,566 it just feels a little stale and cold 808 00:27:01,600 --> 00:27:04,266 however aesthetics and ergonomics are a 809 00:27:04,933 --> 00:27:05,366 very very 810 00:27:05,400 --> 00:27:07,433 minor part of the equation when you're putting 811 00:27:07,433 --> 00:27:08,866 humans in space 812 00:27:09,200 --> 00:27:12,366 so now we come to spacex's crew dragon capsule 813 00:27:12,366 --> 00:27:15,200 there's really no arguing that spacex made the better 814 00:27:15,200 --> 00:27:16,633 looking and downright 815 00:27:16,633 --> 00:27:17,966 sexy spaceship 816 00:27:18,300 --> 00:27:20,266 it truly is stunning 817 00:27:20,266 --> 00:27:21,066 and quite frankly 818 00:27:21,066 --> 00:27:23,166 the radical departure from the norm really 819 00:27:23,166 --> 00:27:25,133 seems to have been pulled off brilliantly 820 00:27:25,433 --> 00:27:26,166 just look at how 821 00:27:26,166 --> 00:27:27,466 easy it is to get into this thing 822 00:27:27,466 --> 00:27:28,700 compared to the starling 823 00:27:28,700 --> 00:27:29,766 and I have no doubt the crew 824 00:27:29,766 --> 00:27:32,166 dragon capsule didn't cut any corners in safety 825 00:27:32,533 --> 00:27:34,400 considering they had to answer to nasa on 826 00:27:34,500 --> 00:27:36,266 every single millimeter of the thing 827 00:27:36,633 --> 00:27:38,566 so when it comes to pure cool factor 828 00:27:39,266 --> 00:27:41,166 I'm gonna have to give the leg up to spacex 829 00:27:41,166 --> 00:27:42,566 after hearing from a few people who have 830 00:27:42,566 --> 00:27:43,866 used the touch screens 831 00:27:43,900 --> 00:27:45,766 we're talking about hardcore pilots here 832 00:27:46,066 --> 00:27:47,833 they have voiced missing a more 833 00:27:47,833 --> 00:27:49,166 traditional control scheme 834 00:27:49,466 --> 00:27:51,733 saying it does feel a little bit like flying an ipad 835 00:27:51,733 --> 00:27:54,133 but lastly seeing a falcon 9 836 00:27:54,233 --> 00:27:56,600 land after delivering crew to the iss will be a nice 837 00:27:56,666 --> 00:27:57,766 cherry on top 838 00:27:58,033 --> 00:27:58,900 and although of course 839 00:27:58,900 --> 00:28:00,933 it won't be landing back at kennedy space center 840 00:28:01,333 --> 00:28:03,200 I never get tired of seeing this 841 00:28:03,366 --> 00:28:05,933 so no matter how you cut it you can't go wrong 842 00:28:06,200 --> 00:28:07,166 nasa hired two 843 00:28:07,166 --> 00:28:09,866 incredible companies to come up with some truly 844 00:28:09,866 --> 00:28:11,500 exciting new rides to space 845 00:28:12,033 --> 00:28:13,933 nasa should be proud of this new program 846 00:28:14,066 --> 00:28:17,400 it saved them money and now offers a variety of options 847 00:28:17,566 --> 00:28:18,733 so now they actually have some 848 00:28:18,733 --> 00:28:22,066 overlap and redundancy in humanity's access to space 849 00:28:22,166 --> 00:28:23,000 and although this video 850 00:28:23,000 --> 00:28:25,400 was intended to highlight the commercial crew program 851 00:28:25,433 --> 00:28:26,566 to be perfectly honest 852 00:28:26,566 --> 00:28:27,333 I wound up 853 00:28:27,366 --> 00:28:29,566 really appreciating this space shuttle more 854 00:28:29,566 --> 00:28:30,566 after diving into this 855 00:28:30,933 --> 00:28:33,100 that thing was something really special 856 00:28:33,100 --> 00:28:35,266 I mean yes of course it had its flaws 857 00:28:35,400 --> 00:28:35,866 and it 858 00:28:35,866 --> 00:28:38,166 didn't quite live up to the hype of making spaceflight 859 00:28:38,166 --> 00:28:39,733 cheaper or safer 860 00:28:39,900 --> 00:28:43,766 but boy oh boy did it have some unmatched capabilities 861 00:28:43,933 --> 00:28:46,900 so great job nasa boeing and spacex 862 00:28:46,966 --> 00:28:49,000 I honestly couldn't be more excited for this 863 00:28:49,000 --> 00:28:50,433 new chapter of spaceflight 864 00:28:50,666 --> 00:28:52,066 and don't you all worry 865 00:28:52,200 --> 00:28:54,233 I'll be doing my best to bring it all to you guys 866 00:28:54,300 --> 00:28:55,933 I'm planning to try to make it down to 867 00:28:55,933 --> 00:28:57,600 all the demo missions and cover them 868 00:28:57,600 --> 00:28:58,700 live in person 869 00:28:59,400 --> 00:28:59,900 if you want to help 870 00:28:59,900 --> 00:29:02,066 contribute and ensure I can bring you the best 871 00:29:02,066 --> 00:29:03,100 coverage possible 872 00:29:03,333 --> 00:29:05,533 considering becoming a patron supporter by visiting 873 00:29:05,533 --> 00:29:06,800 patron com 874 00:29:07,233 --> 00:29:08,133 everyday astronaut 875 00:29:08,133 --> 00:29:08,633 where you'll 876 00:29:08,633 --> 00:29:11,000 also gain access to behind the scenes content 877 00:29:11,000 --> 00:29:12,700 and exclusive live streams 878 00:29:12,800 --> 00:29:14,433 if we want another fun way to sport what I do 879 00:29:14,433 --> 00:29:16,766 head on over to my website at everyday astronaut 880 00:29:16,800 --> 00:29:19,900 com shop where you'll find shirts like this and 881 00:29:20,300 --> 00:29:21,900 griffin nada coasters 882 00:29:22,033 --> 00:29:24,600 and prince of rocket launches and lots of other fun 883 00:29:24,633 --> 00:29:25,000 stuff 884 00:29:25,133 --> 00:29:27,800 you can even find all the music in my videos which is 885 00:29:27,800 --> 00:29:28,800 always original 886 00:29:29,233 --> 00:29:31,466 and not only that be sure and check out my new 887 00:29:31,466 --> 00:29:33,533 ep called 27 merlins 888 00:29:33,566 --> 00:29:36,600 which I wrote the music to the falcon heavy launch 889 00:29:36,733 --> 00:29:38,066 that's right when you watch that video 890 00:29:38,066 --> 00:29:39,633 you are watching this straight 891 00:29:39,666 --> 00:29:40,800 video off of spacex's 892 00:29:40,800 --> 00:29:42,833 live stream has not been cut in any way 893 00:29:42,866 --> 00:29:44,333 the music was written 894 00:29:44,500 --> 00:29:46,333 to all of the events of the flight 895 00:29:46,400 --> 00:29:48,333 so it's a fun new way to experience launch 896 00:29:48,333 --> 00:29:49,300 definitely check it out 897 00:29:49,466 --> 00:29:50,466 right here on YouTube 898 00:29:50,466 --> 00:29:52,200 thanks everybody that's gonna do it for me 899 00:29:52,200 --> 00:29:53,100 I'm tim dodd 900 00:29:53,100 --> 00:29:54,033 the everyday astronaut 901 00:29:54,033 --> 00:29:56,033 bringing space down to earth for everyday people 66486

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