Related by context. Frequent words. (Click for all words.) 59 International Space Station 58 astronaut 57 Sandra Magnus 57 Nicole Stott 56 NASA astronaut 55 Marc Garneau 55 Space Shuttle Endeavour 54 aboard Endeavour 53 NASA Astronaut 53 Canadarm 53 Space Agency 52 orbiting laboratory 51 Michael Foale 51 Anousheh Ansari 51 Christer Fuglesang 51 Space Shuttle Discovery 51 astronaut Sunita Williams 51 Mission Specialists 51 Dextre 51 Sunita Williams 51 Shuttle Endeavour 50 shuttle astronauts 50 Space Shuttle Atlantis 50 shuttle Discovery 50 space shuttle Discovery 49 astronauts 49 commander Peggy Whitson 49 Astronaut 49 Krikalev 49 Shuttle Discovery 49 Daniel Tani 49 Russian Soyuz spacecraft 49 Thirsk 48 Foale 48 Russian cosmonaut 48 Lee Archambault 48 Wakata 48 Endeavour 48 cosmonaut 48 space shuttle Endeavour 48 shuttle Endeavour 48 Andrew Feustel 48 Chamitoff 48 spacewalker 48 spacewalking 48 orbital outpost 48 Astronauts aboard 47 Michael Lopez Alegria 47 spacewalks 47 shuttle Atlantis 47 Lopez Alegria 47 Flight Engineer 47 Mike Fincke 47 Fincke 46 Soyuz capsule 46 John Grunsfeld 46 Tracy Caldwell Dyson 46 Space Station 46 Russian Soyuz rocket 46 BAIKONUR Kazakhstan 46 Baikonur Cosmodrome 46 Doug Wheelock 46 Fuglesang 46 Endeavour astronauts 46 orbiting complex 46 Douglas Wheelock 46 Oleg Kotov 46 ISS 46 crewmates 45 spaceflight 45 spacewalk 45 orbiting outpost 45 orbiting 45 Space shuttle Discovery 45 space shuttle 45 Soyuz craft 45 Soichi Noguchi 45 Shuttle Atlantis 45 Kalpana Chawla 45 Hoshide 45 Robonaut 2 45 Press Darryl Dyck 45 Yurchikhin 45 spacecraft 44 Mark Polansky 44 Melroy 44 NASA 44 Soyuz rocket 44 Space shuttle Endeavour 44 Thomas Reiter 44 Simonyi 44 Drummondville Que 44 orbiter 44 Astronauts 44 Canadian 44 ARISS 44 Soyuz spacecraft 44 Atlantis astronauts 44 Fredericton NB 44 Stefanyshyn Piper 43 NASA Space Shuttle