Related by context. Frequent words. (Click for all words.) 55 Kazakh steppe 52 Fyodor Yurchikhin 52 Ariane rocket 51 lunar orbit 51 pressurized compartment 51 Space shuttle Discovery 51 Space shuttle Endeavour 50 Soyuz rocket 50 New Horizons spacecraft 50 orbit 50 Baikonur Kazakhstan 50 orbiting 49 spacecraft 49 Shuttle Discovery 49 Shuttle Endeavour 49 Gorie 49 orbiting laboratory 49 Soviet cosmonaut Yuri Gagarin 49 International Space Station 49 Alexander Kaleri 48 Soyuz capsule 48 Stardust spacecraft 48 interplanetary spacecraft 48 Cassini Huygens 47 Soyuz capsule carrying 47 unmanned spacecraft 47 space shuttle Discovery 47 Plesetsk 47 Russian Soyuz capsule 47 Soyuz spacecraft 47 Mikhail Kornienko 46 orbiter 46 orbit insertion 46 Oleg Skripochka 46 undocked 46 Ares IX rocket 46 Earth orbit 46 Mikhail Tyurin 46 Space shuttle Atlantis 45 Russian Soyuz spacecraft 45 Hayabusa probe 45 Shenzhou VII 45 Shuttle astronauts 45 Cassini orbiter 45 Messenger spacecraft 45 shuttle Discovery 45 Oleg Kononenko 45 meteoroid 45 Space Shuttle Atlantis 45 Russian Soyuz TMA 45 Russian cosmonaut Yuri Malenchenko 45 geosynchronous orbit 45 GSLV D3 44 Russian leased Baikonur 44 Space Agency 44 space shuttle Endeavour 44 Discovery STS 44 astronaut Leopold Eyharts 44 lunar missions 44 Discovery liftoff 44 orbiting spacecraft 44 lunar orbiter 44 shuttle Atlantis 44 Launch Pad #B 44 orbiting observatory 44 Dennis Tito 44 Russian Soyuz rocket 44 Baikonur Cosmodrome 44 Krikalev 44 Surayev 44 Space Shuttle Discovery 44 Eyharts 44 geostationary 44 geostationary orbit 44 manned spacecraft 44 Shuttle Atlantis 44 Soyuz craft 44 orbital 44 Huygens 43 unmanned lunar 43 X ray telescope 43 shuttle Endeavour 43 lunar surface 43 Kourou French Guiana 43 Russian cosmonauts 43 Shenzhou V 43 Soyuz TMA 43 Tim Kopra 43 ISS Expedition 43 astronaut Peggy Whitson 43 Baikonur cosmodrome 43 shuttle 43 Solar Dynamics 42 orbiting outpost 42 Jiuquan Satellite Launch 42 Roberto Vittori 42 6 #/#-hour spacewalk 42 orbited 42 circular orbit 42 Arkalyk 42 Cassini