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Was technology not developed that time to do reentry ? When was the first attempt made to re-enter orbit ? How did Soviet successfully did re-entry for Gagarin but not...
Asked on 09/28/2021
1 answerToday I saw movie "Gagarin" and in the bus scene towards the first flight; there were two cosmonauts. If Gagarin was chosen to fly first then why was the second...
Asked on 09/28/2021
1 answerIn movie "Gagarin"; towards end there is something called "DTH" which initially doesn't gets activated and it was feared spacecraft will draft away 100 km. what exactly is this system...
Asked on 09/28/2021
1 answerHow is the bluntness or curvature of a heat shield of a reentry spacecraft designed? If the answer depends on size and mass, consider a deep space sample return "mini...
Asked on 09/28/2021 by Andrew The Great
1 answerThere are two proposed versions of the skyhook concept: rotating (also known as a rotovator) and non-rotating. They're both meant to reduce the speed a launch vehicle...
Asked on 09/28/2021 by Pitto
1 answerHow many astronauts orbited or went around the moon and saw Earthrise? Am I correct in the conclusion that nine missions orbited the moon or used a free-return trajectory around...
Asked on 09/28/2021
2 answerHow was Yuri Gagarin brought back to the Earth? Did he do entry himself, by ground control, or by software?...
Asked on 09/28/2021 by vikramvi
1 answer...
Asked on 09/28/2021 by Uwe
1 answerIn an answer to Why does the government still fund SLS while SpaceX is cheaper and has the same capabilities if not better?, Barry Jenekuns said:Dragon isn't comparable in...
Asked on 09/28/2021 by Fred Larson
1 answerIn the video of Los Angeles station KTLA's Frank Buckley interviewing astronaut & Apollo 11 CAPCOM Charlie Duke a communication problem and antenna selection is described:BUCKLEY: Many of...
Asked on 09/28/2021
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