Related by context. Frequent words. (Click for all words.) 77 Leroy Chiao 67 Sandra Magnus 67 Gregory Chamitoff 63 Nicole Stott 63 Michael Foale 62 Padalka 61 astronaut Sunita Williams 61 orbiting laboratory 60 Soyuz rocket 60 International Space Station 60 Wakata 60 Flight Engineer 59 orbiting complex 59 Bob Thirsk 59 astronauts 59 Krikalev 59 aboard Endeavour 58 Mission Specialists 58 Kaleri 58 Malenchenko 58 Oleg Kotov 57 Daniel Tani 57 Soyuz capsule 57 Peggy Whitson 57 shuttle Atlantis 57 Yurchikhin 57 Frank De Winne 57 Russian Soyuz capsule 57 Space Shuttle Discovery 57 Russian Soyuz spacecraft 57 shuttle Discovery 57 Sunita Williams 56 Russian cosmonauts 56 Space Shuttle Atlantis 56 Soyuz TMA 56 Shuttle Atlantis 56 space shuttle Discovery 56 Shuttle astronauts 56 commander Peggy Whitson 55 Garrett Reisman 55 Tracy Caldwell Dyson 55 Space Shuttle Endeavour 55 Thomas Reiter 55 Michael Lopez Alegria 55 Shuttle Endeavour 55 Astronauts aboard 55 Soyuz spacecraft 55 undock 55 Discovery astronauts 54 Shuttle Discovery 54 shuttle Endeavour 54 Mike Fincke 54 cosmonauts 54 Harmony module 54 NASA astronaut 54 Shenzhou VII 54 Caldwell Dyson 54 Sharipov 54 Soyuz 53 astronauts aboard 53 Lee Archambault 53 undocked 53 Soyuz craft 53 orbiting outpost 53 Endeavour astronauts 53 spacemen 53 BAIKONUR Kazakhstan 53 space shuttle Endeavour 53 orbital outpost 53 orbiting lab 52 Kazakh steppe 52 Shenzhou VI 52 Russian Soyuz rocket 52 space shuttle Atlantis 52 shuttle astronauts 52 astronaut 52 spacecraft 52 lunar orbit 52 Baikonur cosmodrome 52 Automated Transfer Vehicle 52 Lopez Alegria 51 Donald Pettit 51 Douglas Wheelock 51 Soichi Noguchi 51 Fincke 51 Robert Behnken 51 Fuglesang 51 Russian Soyuz 51 Kononenko 51 Atlantis astronauts 51 Christer Fuglesang 51 payload bay 50 Gorie 50 Baikonur Cosmodrome 50 crewmembers 50 Foale 50 astronaut Yang Liwei 50 Space Station 50 Hoshide 50 Kourou French Guiana 50 orbiter