Related by context. Frequent words. (Click for all words.) 70 Yang Liwei 67 Shenzhou VII 62 taikonauts 60 Shenzhou VI 58 Shenzhou 56 lunar orbiter 55 Zhai 54 Jiuquan 52 cosmonaut 51 Yuri Gagarin 51 manned spacecraft 51 Chang'e 49 manned spaceflight 48 astronaut 48 Padalka 48 Gagarin 48 lunar probe 47 lunar landing 47 manned missions 46 astronauts 46 Peggy Whitson 46 spacecraft 46 International Space Station 46 Malenchenko 46 Fei 46 Daniel Tani 45 cosmonauts 45 lunar rover 45 spacemen 45 Xiamen Airlines 45 Wakata 45 spacesuit 45 spacewalk 45 astronaut Sunita Williams 44 lunar exploration 44 spaceship 44 spaceflight 44 Astronauts aboard 44 Hu Jintao 44 John Grunsfeld 44 NASA astronaut 44 spaceflights 44 COMAC 43 spacewalking 43 Neil Armstrong 43 Chairman Mao Zedong 43 Skylab 43 Nicole Stott 43 Aldrin 43 Hoshide 43 robotic spacecraft 43 Michael Foale 43 Foale 43 spacewalker 42 orbiter 42 Chiao 42 Soyuz 42 Russian cosmonaut 42 orbit 42 lunar module 42 Sandra Magnus 42 Krikalev 42 lunar orbit 42 lunar surface 42 Kaleri 41 Ilan Ramon 41 AVIC 41 Orion spacecraft 41 Spacewalkers 41 Russian cosmonauts 41 sub orbital 41 Wu Bangguo 41 NASA Astronaut 41 suborbital flights 41 Laika 41 JAXA 41 commander Peggy Whitson 41 Hu 41 shuttle Discovery 41 Grunsfeld 41 orbiting spacecraft 41 fighter pilot 41 spaceman 40 orbiting complex 40 Fincke 40 Xi 40 Space Shuttle Discovery 40 orbited 40 Soyuz rocket 40 lunar lander 40 unmanned spacecraft 40 Anousheh Ansari 40 Wen 40 blastoff 40 Space Shuttle Endeavour 40 spacecrafts 40 ZERO G 40 Astronauts 40 shuttle Atlantis 40 capsule 40 Sunita Williams