Related by context. Frequent words. (Click for all words.) 70 Discovery payload bay 63 shuttle payload bay 58 payload bay 58 Harmony module 55 shuttle Atlantis 55 Space Shuttle Atlantis 55 Canadarm2 55 Taurus XL rocket 54 Two spacewalking astronauts 54 Baikonur Kazakhstan 54 orbiter 54 orbiting complex 54 Spacewalkers 54 Soyuz rocket 54 Lyndin 53 International Space Station 53 space shuttle Discovery 53 shuttle Discovery 53 Space Shuttle Endeavour 52 space shuttle Atlantis 52 Shuttle Discovery 52 spacecraft 52 Launch Pad #A 52 docking port 52 Shuttle astronauts 52 Automated Transfer Vehicle 52 orbital module 52 robotic arm 51 orbiting outpost 51 spacewalkers 51 space shuttle Endeavour 51 Phoenix Mars lander 51 lunar orbit 51 shuttle Endeavour 51 Space Shuttle Discovery 51 Shuttle Endeavour 50 airlock 50 Atlantis astronauts 49 Shuttle Atlantis 49 geosynchronous orbit 49 New Horizons spacecraft 49 thruster 49 Kazakh steppe 49 Discovery astronauts 49 Endeavour astronauts 49 Kaleri 49 orbiting 49 Satish Dhawan Space 49 Oleg Kononenko 49 Spacewalking astronauts 49 spacewalk 48 shuttle robotic arm 48 Shenzhou VII 48 heat shield 48 Space shuttle Discovery 48 Kibo 48 girder 48 Huygens probe 48 Kourou French Guiana 47 Astronauts aboard 47 Rick Mastracchio 47 Yurchikhin 47 Spirit rover 47 Heidemarie Stefanyshyn Piper 47 truss 47 Huygens 47 gyroscope 47 Space shuttle Endeavour 47 orbit 47 gantry 47 lander 47 Soyuz TMA 47 Earth orbit 47 Soyuz 47 undocking 47 orbital outpost 47 Endeavour 47 spokesman Valery Lyndin 47 Nicole Stott 47 gyroscopes 47 shuttle 47 rover Opportunity 46 orbiting laboratory 46 Mission Control 46 Fuglesang 46 Kibo lab 46 Phoenix lander 46 Sriharikota 46 hydraulic jacks 46 liftoff 46 undocked 46 astronaut Paolo Nespoli 46 ammonia tank 46 docking 46 Baikonur cosmodrome 46 ammonia coolant 45 GOCE 45 Chamitoff 45 Mike Suffredini 45 Alpha Magnetic Spectrometer 45 truss segment