Related by context. Frequent words. (Click for all words.) 53 solar arrays 46 Shuttle astronauts 46 Spacewalkers 46 shuttle payload bay 46 spacecraft 45 thruster 45 rotary joint 44 External Tank 44 truss 44 generating solar arrays 44 nosecone 44 orbiter 44 shuttle Discovery 43 spacewalk 43 payload bay 43 spacewalkers 43 workpieces 43 nose cone 42 truss segment 42 space shuttle Endeavour 42 orbital outpost 42 Orion spacecraft 42 horizontal stabilizer 42 thrusters 42 heat shield 42 Fuglesang 42 Two spacewalking astronauts 41 Spacewalking astronauts 41 JWST 41 spacewalking astronauts 41 Orbiter 41 robotic arm 41 Launch Pad #A 41 Scott Parazynski 41 STS 41 space shuttle Discovery 41 Parazynski 41 orbital module 41 EVAs 41 shuttle Atlantis 40 orbiting observatory 40 module 40 space shuttle 40 flaps 40 orbital 40 space shuttle Atlantis 40 starboard 40 Discovery payload bay 40 delamination 40 shuttle Endeavour 40 Alpha Magnetic Spectrometer 40 landing gear 39 EVA 39 orbiting complex 39 Curbeam 39 airfoil 39 Space Shuttle 39 Christer Fuglesang 39 Oleg Kononenko 39 rocket boosters 39 gyroscopes 39 Space Shuttle Atlantis 39 Discovery astronauts 39 rotors 39 orbit 39 astronauts 39 Heidemarie Stefanyshyn Piper 39 sunshade 39 solid rocket boosters 39 astronauts aboard 39 GOCE 39 International Space Station 39 Launch Complex 39 booster rockets 39 ZA# 38 girder 38 fairings 38 spacewalking astronaut 38 Hubble servicing 38 Orion capsule 38 NASA 38 outriggers 38 Kaleri 38 Space Shuttle Program 38 Lee Archambault 38 mounting brackets 38 6 #/#-hour spacewalk 38 arrays 38 orbiting outpost 38 Earth magnetosphere 38 Taurus XL rocket 38 Soyuz rocket 38 Yurchikhin 38 spacecrafts 38 Canadarm2 38 orbiting telescope 38 Gravity Probe B 38 solar panels 38 Atlantis astronauts 37 Space Shuttle Discovery 37 electromagnets