Related by context. Frequent words. (Click for all words.) 50 orbiter 49 Shuttle Discovery 49 space shuttle Discovery 49 payload bay 49 Space Shuttle Discovery 48 airlock 48 Space Shuttle Atlantis 47 Space shuttle Discovery 47 shuttle Endeavour 47 space shuttle Endeavour 47 space shuttle Atlantis 46 landing gear 46 undock 46 heat shield 46 liftoff 46 shuttle Atlantis 46 thruster 46 spacewalk 46 orbiting complex 46 spacewalkers 46 spacecraft 46 undocking 46 shuttle Discovery 45 Kaleri 45 Space shuttle Endeavour 45 Soyuz capsule 44 Endeavour belly 44 blastoff 44 shuttle 44 Space shuttle Atlantis 44 commander Peggy Whitson 44 Mission Control 44 Atlantis 44 wing flaps 44 Shuttle Atlantis 44 Endeavour astronauts 44 Mark Polansky 44 Space Shuttle Endeavour 44 space shuttle 44 International Space Station 43 thermal tile 43 Shuttle Endeavour 43 Atlantis astronauts 43 latches 43 shuttle robotic arm 42 Endeavour 42 valves 42 Flight controllers 42 flaps 42 thrust reversers 42 valve 42 astronauts 42 Orbiter 42 Soyuz rocket 42 hatch 42 engine compartment 42 rotor 42 Soyuz TMA 42 NASA 42 undocked 42 Discovery astronauts 41 shuttle astronauts 41 Mike Suffredini 41 Spacewalking astronauts 41 Bill Gerstenmaier NASA 41 rotary joint 41 fiery gases 41 pressurization 41 Gerstenmaier 41 Space Shuttle 41 hatches 41 JAXA 41 nozzle 41 Space Shuttle Program 41 Lee Archambault 41 Soyuz 41 spokesman Allard Beutel 41 Orion spacecraft 41 Kennedy Space 41 capping stack 41 Morganza Spillway 41 Soyuz spacecraft 40 aboard Endeavour 40 securely fastened 40 cockpit 40 rudder 40 lunar module 40 liquid hydrogen 40 spillway 40 Astronauts 40 orbit 40 Ares IX 40 thermal blanket 40 annulus 40 gap fillers 40 LeRoy Cain chairman 40 Shuttle 40 Fuglesang 40 Shuttle Launch 40 depressurization 40 Parazynski