Related by context. Frequent words. (Click for all words.) 53 NASA astronaut 50 NASA Astronaut 49 Bob Thirsk 49 astronaut 48 Nicole Stott 48 Sandra Magnus 48 Mission Specialists 47 Fincke 46 Flight Engineer 46 Andrew Feustel 45 cosmonaut 45 Astronaut 45 Lopez Alegria 45 Lee Archambault 44 commander Rick Sturckow 44 Soichi Noguchi 44 Gorie 44 Leroy Chiao 44 Robert Behnken 44 Eric Boe 43 Hoshide 43 Caldwell Dyson 43 Krikalev 43 Oleg Kotov 43 Suffredini 43 Mastracchio 43 Garrett Reisman 43 Rick Mastracchio 42 Gregory Chamitoff 42 Tracy Caldwell Dyson 42 Chamitoff 42 Spacewalkers 42 Daniel Tani 42 Mike Fincke 42 International Space Station 42 Russian cosmonaut 42 Padalka 41 Yurchikhin 41 spacewalking 41 Laliberte 41 spacewalker 41 Foale 41 Kopra 41 Wakata 41 Curbeam 41 astronauts 41 crewmates 40 Peggy Whitson 40 Russian cosmonauts 40 Thomas Reiter 40 Chiao 40 orbiting laboratory 40 Malenchenko 40 Fossum 39 Doug Wheelock 39 spacewalking partner 39 Space Station 39 Astronauts 39 spacemen 39 NASA 39 spacewalks 39 Kotov 39 Shuttle astronauts 39 Space Agency 39 Fuglesang 39 Linnehan 39 Kaleri 39 Acaba 39 Sturckow 39 Shuttle commander 38 Garan 38 aboard Endeavour 38 space shuttle Discovery 38 cosmonauts 38 spacewalk 38 Christer Fuglesang 38 Polansky 38 Shuttle Discovery 38 Douglas Wheelock 38 Paolo Nespoli 38 Stefanyshyn Piper 37 shuttle missions 37 Scott Parazynski 37 resupply mission 37 Wheelock 37 Atlantis 37 Space 37 Christa McAuliffe backup 37 spacewalking astronauts 37 Guy Laliberte 37 crewmembers 37 Kononenko 37 shuttle Discovery 37 Gagarin 37 Anousheh Ansari 37 Vinogradov 36 Alan Poindexter 36 spaceman 36 Shuttle Endeavour 36 Mission Control 36 Thirsk