Fifteen years ago today, the roar of engines and a pillar of fire lit up the Florida sky as Space Shuttle Discovery began its final journey into space.

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The Space Shuttle Program operated for 30 years, completing 135 missions with reusable spacecraft, contributing to the construction and maintenance of the International Space Station and deploying ...

Back in the Game -- Cloak and Dagger, Science on Orbit -- Hubble Huggers -- Sleeping with the Enemy -- A Home on Orbit -- "The Debris was Talking to Me" -- We Came Home -- A Kick in the Pants -- The ...

(Reuters) - Space shuttles have played a pivotal role in the U.S. space program. They made their debut in 1981 and enabled NASA to learn how to live and work in orbit. But the workhorse spacecraft ...

First launch: Columbia becomes the first shuttle in space on April 12, 1981. First insects: Moths, flies and bees become the first insects to ride the shuttle in 1982, in an experiment designed by a ...