Related by context. Frequent words. (Click for all words.) 78 Shuttle Discovery 74 Shuttle Atlantis 72 Space shuttle Endeavour 72 Space shuttle Discovery 71 space shuttle Discovery 71 Space Shuttle Atlantis 70 Space Shuttle Discovery 70 Space Shuttle Endeavour 69 shuttle Discovery 69 shuttle Atlantis 69 space shuttle Endeavour 69 shuttle Endeavour 68 Space shuttle Atlantis 67 space shuttle Atlantis 66 International Space Station 65 Endeavour 62 space shuttle 60 Atlantis 58 Cape Canaveral 58 aboard Endeavour 57 orbiter 57 shuttle 57 orbiting laboratory 57 Russian Soyuz spacecraft 56 orbiting outpost 55 spacecraft 55 Space Station 55 undock 55 shuttle fleet 55 Soyuz capsule 54 Space Shuttle 54 Soyuz 54 Astronauts 53 NASA 53 Cape Canaveral Fla. 53 NASA Space Shuttle 53 shuttle missions 53 space shuttles 53 astronauts 53 orbital outpost 53 Atlantis astronauts 52 shuttle astronauts 52 Russian Soyuz rocket 52 Hubble Space Telescope 52 Baikonur Cosmodrome 52 KENNEDY SPACE CENTER 51 Endeavour astronauts 51 Shuttle 51 Spacecraft 51 Discovery astronauts 51 liftoff 51 Ares IX 51 NASA astronaut 51 Russian Soyuz capsule 50 Kennedy Space 50 orbiting lab 50 manned spacecraft 50 Cape Canaveral Air Force 50 Hubble 50 Soyuz spacecraft 49 spacewalk 49 spaceship 49 Kibo 49 STS 49 Discovery 49 Nasa 49 orbiters 49 Astronaut 49 lunar orbit 48 Mark Polansky 48 Chamitoff 48 payload bay 48 Atlas V 48 undocked 48 spacewalks 48 unmanned spacecraft 48 Russian Soyuz 48 Mike Fincke 48 Soyuz TMA 47 Tracy Caldwell Dyson 47 orbiting 47 Phoenix lander 47 commander Rick Sturckow 47 Hubble Telescope 47 Vandenberg Air Force Base 47 Sea Launch 47 Liftoff 47 spacewalking astronauts 47 astronauts aboard 47 Launch Complex 47 Hubble telescope 47 orbit 46 Space Agency 46 Daniel Tani 46 John Grunsfeld 46 director Mike Leinbach 46 Spaceport 46 Lunar Reconnaissance Orbiter 46 CAPE CANAVERAL Fla. 46 truss segment 46 blastoff