Shuttle and crew get ready for STS-132 liftoff.
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Teamwork proved the key to unlock a complex but successful mission.
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Mission STS-131 is now complete with the safe landing of Discovery at NASA's Kennedy Space Center in Florida.
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Mission control in Houston has delayed Discovery's landing due to inclement weather at Kennedy.
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Space shuttle Discovery launched flawlessly to begin its chase of the International Space Station.
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The Discovery crew conducted prelaunch training at Kennedy.
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Shuttle Discovery is poised at Launch Pad 39A for the STS-131 mission.
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Thanks to Endeavour and the STS-130 crew, International Space Station residents have a view of home like never before.
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Space shuttle Endeavour wraps up the STS-130 mission with a flawless nighttime landing at Kennedy Space Center.
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Space shuttle Endeavour blazes a trail toward orbit.
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Low, thick clouds prevent the first STS-130 launch attempt.
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Crew members rehearse for the upcoming STS-130 launch.
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Space shuttle Endeavour is one step closer to liftoff.
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Atlantis and crew deliver enough cargo to keep the space station supplied for years to come.
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Astronaut Nicole Stott's return to Earth marked a first and a last.
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The STS-129 astronauts are home after a successful mission.
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Mission STS-129 to the International Space Station begins.
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The STS-129 astronauts practice for liftoff.
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Watch this fascinating time-lapse video as Discovery is separated from the Shuttle Carrier Aircraft.
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Cross-county flight to Florida ends shuttle's journey.
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