Related by context. Frequent words. (Click for all words.) 64 Shenzhou VII 58 Shenzhou VI 57 astronaut Yang Liwei 56 Yang Liwei 54 Shenzhou 53 manned spacecraft 52 taikonauts 51 lunar orbiter 51 orbit 50 Jiuquan 50 spacecraft 49 astronauts 49 lunar orbit 49 Soyuz rocket 49 manned spaceflight 48 orbiter 48 Space Shuttle Discovery 48 lunar exploration 47 Space Shuttle Atlantis 47 International Space Station 46 spacecrafts 46 Kazakh steppe 46 unmanned spacecraft 45 Baikonur space 45 lunar probe 45 Astronauts aboard 45 space shuttle Discovery 44 orbiting 44 Shuttle astronauts 44 lunar 44 shuttle Atlantis 44 Space Shuttle Endeavour 44 manned missions 44 Baikonur Cosmodrome 44 astronaut 43 Shuttle Discovery 43 Zhai 43 human spaceflight 43 Gagarin 43 cosmonauts 43 Chang'e 43 robotic spacecraft 43 spacemen 43 Yuri Gagarin 43 Earth orbit 43 outer space 43 orbital 43 cosmonaut 42 Russian Soyuz rocket 42 blastoff 42 Nasa 42 lunar rover 42 Soyuz capsule 42 spaceship 42 orbiting spacecraft 42 commander Peggy Whitson 42 space shuttle Endeavour 42 Shuttle Endeavour 41 Roskosmos 41 orbiting laboratory 41 Arkalyk 41 lunar landing 41 Gobi desert 41 Wakata 41 NASA 41 orbited 41 Chandrayaan 41 capsule 41 Wang Yue 41 Soyuz craft 41 cosmodrome 41 space shuttle Atlantis 41 shuttle Discovery 40 Xinhua 40 Padalka 40 spacesuit 40 Soyuz 40 JAXA 40 polar orbit 40 Soyuz TMA 40 Malenchenko 40 spacewalk 40 orbiters 40 Soyuz spacecraft 40 Leroy Chiao 40 BAIKONUR Kazakhstan 40 Mission Control 40 space shuttle 40 liftoff 40 shuttle Endeavour 40 Peggy Whitson 40 Space shuttle Discovery 39 Russian Soyuz spacecraft 39 Discovery astronauts 39 cryogenic engine 39 Baikonur cosmodrome 39 Polar Satellite Launch 39 Hubble Space Telescope 39 Space Station 39 lunar module 39 Hubble telescope