Related by context. Frequent words. (Click for all words.) 48 astronaut Paolo Nespoli 45 ESA astronaut 45 Japanese astronaut Koichi 45 Russian cosmonaut Yuri Malenchenko 45 astronaut 44 Japanese astronaut Takao 44 Owen Garriott 43 Soviet cosmonaut Yuri Gagarin 43 Roberto Vittori 43 NASA astronaut 42 Stephen Frick 42 Harmony module 42 Christa McAuliffe backup 41 Peggy Whitson 41 orbited Earth 41 Soyuz rocket 41 cosmonaut Yuri Gagarin 41 Sandra Magnus 41 Robert Curbeam 41 Gregory Chamitoff 40 Sergei Volkov 40 Julie Payette 40 Koichi Wakata 40 De Winne 40 Ariane rocket 40 manned spacecraft 40 astronaut Hans Schlegel 39 commander Dominic Gorie 39 space shuttles Endeavour 39 Zhai Zhigang 39 KOROLYOV Russia 39 International Space Station 39 commander George Zamka 39 Yuri Gagarin 39 Russian Soyuz rocket 39 Hans Schlegel 39 astronaut Roberto Vittori 39 manned spaceship 38 Nespoli 38 Drew Feustel 38 Ron Garan 38 Russian Soyuz spacecraft 38 Shuttle commander 38 BAIKONUR Kazakhstan 38 Soyuz capsule carrying 38 Dorothy Metcalf Lindenburger 38 astronaut Yang Liwei 38 agency Roskosmos 38 resupply missions 38 Eyharts 38 Yang Liwei 38 astronaut Ilan Ramon 38 Kibo laboratory 38 JPL manages 38 astronaut Sunita Williams 38 Mikhail Tyurin 38 Nie Haisheng 38 Shuttle Discovery 38 Discovery STS 38 Russian cosmonaut Gennady Padalka 38 cosmonaut 38 PSLV C# 38 ILS Proton 38 Frank De Winne 38 rude gesture 37 Astronaut Buzz Aldrin 37 ISS Expedition 37 tourist Charles Simonyi 37 Commander Peggy Whitson 37 Piers Sellers 37 Anousheh Ansari 37 interplanetary spacecraft 37 Russian cosmonaut 37 chief Anatoly Perminov 37 astronaut Peggy Whitson 37 Dennis Tito 37 spacewalks 37 Cady Coleman 37 condolence message 37 spaceflights 37 astronaut Leopold Eyharts 37 spaceman 36 Oleg Kononenko 36 Frank Borman 36 Tim Kopra 36 spaceship 36 cosmonaut training 36 commander Fyodor Yurchikhin 36 Lee Archambault 36 SpaceX Falcon 9 36 traditional Urbi et 36 Perminov 36 spacesuit 36 shuttle Atlantis 36 Zamka 36 Resourcesat 2 36 Space Agency 36 Shenzhou V 36 VSS Enterprise 36 suborbital flight 36 capsule