Related by context. Frequent words. (Click for all words.) 56 De Winne 55 Kaleri 54 spacecraft 54 Krikalev 53 crewmembers 52 EVAs 52 astronauts 51 orbiters 50 Kononenko 50 orbiter 50 Lyndin 49 Padalka 49 ESA astronaut 49 Lonchakov 49 downlinked 48 orbital 48 aircrew 48 Frank De Winne 48 Oleg Skripochka 48 International Space Station 48 spacecrafts 48 Soyuz 48 Tim Kopra 48 Eyharts 48 cosmonauts 47 Dan Tani 47 Discovery STS 47 Fyodor Yurchikhin 47 Malenchenko 47 NEEMO 47 orbit insertion 47 Greg Chamitoff 47 interplanetary spacecraft 47 undocking 47 Alexander Kaleri 46 Soyuz rocket 46 CALIPSO 46 Roskosmos 46 Ares IX rocket 46 orbiting complex 46 ISS 46 Hubble servicing 46 Leroy Chiao 46 resistant tiles 45 GOCE 45 NASA 45 Navias 45 Yurchikhin 45 commander George Zamka 45 spaceflights 45 hypersonic flight 45 spacemen 45 Nasa 45 aircrews 45 Michael Kostelnik 45 Mike Suffredini 45 astronaut Leopold Eyharts 45 Space Shuttle Atlantis 45 Bob Thirsk 45 Piers Sellers 45 planetary missions 45 Romanenko 45 Caldwell Dyson 44 Oleg Kononenko 44 Orion spacecraft 44 orbiting telescope 44 Shane Kimbrough 44 Gerstenmaier 44 shuttle Atlantis 44 Space Shuttle Program 44 Virgin Atlantic GlobalFlyer 44 crewmember 44 Bill Gerstenmaier NASA 44 Ariane rocket 44 shuttle missions 44 orbiting spacecraft 44 liftoffs 44 Daniel Tani 44 Plesetsk 44 Fuglesang 44 Gorie 44 Dragon capsule 44 astronaut Peggy Whitson 44 orbit 43 Shenzhou VI 43 spacewalkers 43 Shenzhou V 43 aboard Endeavour 43 PSLV C# 43 orbiting astronauts 43 Baikonur Kazakhstan 43 Heidemarie Stefanyshyn Piper 43 space shuttle 43 JAXA 43 orbiting Mars 43 thruster 43 National Airspace System 43 weightlessness 43 Foale 43 orbiting satellites 43 Stardust spacecraft