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learning to fly with nasa's spacewalk simulator
美国国家航空航天局
active responsegravityoffloadsystem
argos
engadget
gear
johnsonspacecenter
mars
microgravity
moon
space
spacewalk
thebigpicture
thenewbigpicture
视频
源
tragedy: russia’s orbiting zero-g sex geckos have all died
俄羅斯
microgravity
microgravity sex
reproduction
roscosmos
scientific method
sex
sex geckos
space
zero-g sex geckos
技术
科学
源
outlook grim for orbiting russian zero-g sex geckos
microgravity
roscosmos
scientific method
sex geckos
space
space sex
技术
源
this iss experiment looks like a miniature star factory
chemistry
fire
fluid dynamics
microgravity
physics
space
this is awesome
科幻小说
源
candid videos of astronauts being dorks in space are just adorable
astronauts
cosmonauts
iss
maksim surayev
microgravity
space
videos
科幻小说
源
hearts weaken, shrink and become spherical in space
cardiovascular health
health in space
microgravity
space
space exploration
科学
科幻小说
源
this is what happens when you play with fire in space
美国国家航空航天局
chemical reactions
chemistry
fire
flames
international space station
iss
microgravity
space
科学
科幻小说
源
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