HOUSTON — A familiar voice echoed through history with the words, "3, 2, 1, and liftoff of the shuttle Discovery and the Hubble Telescope." That proud moment marked one of NASA’s most iconic ...

NASA's space shuttles are retiring this year, but America has no spaceship to replace them, leaving many to wonder: Why not? IE 11 is not supported. For an optimal experience visit our site on ...

The Space Shuttle's return to Earth was one of the most dangerous parts of its mission. With temperatures exceeding 1650°C and plasma blocking all communications for 12 minutes, the orbiter ...