The teleconference will stream on the agency's website at 11 a.m. EDT (1500 GMT) and is expected to include some "visuals" ...

The head of NASA has decided to move one of the agency’s retired space shuttles to Houston, but which one seems to still be up in the air.

At the center of the image, the most striking feature is the binary star system Pismis 24-1. Once mistakenly thought to be ...

Space shuttle Discovery may be removed from the Smithsonian and put on display at Space Center Houston, if two senators from Texas get their way.

Discovery, the longest-serving orbiter in the space shuttle fleet, departed Kennedy Space Center in Florida around dawn today, and is expected to arrive at Washington Dulles International Airport ...

New research has unveiled the potential for an atmosphere around an Earth -sized planet located approximately 40 light-years ...

This story was updated at 9:10 a.m. ET. The shuttle Discovery linked up to the International Space Station early Wednesday, bringing 13 people together on two different spaceships — including the ...

Discovery, the longest-serving orbiter in the space shuttle fleet, will be accepted into the Smithsonian’s National Air and Space Museum collection. The space shuttle has been the icon for American ...

In 2005, Discovery was at it again: returning the U.S. to space following the 2003 Columbia disaster. But just five years later, the Space Shuttle program was retired.

This month the space shuttle Discovery is scheduled to launch on the final mission of its 26-year career. (See pictures of some of Discovery's milestone moments.) Named after a series of historic ...

Space shuttle managers decided this morning to cancel Friday's launch after a hydrogen gas leak was discovered at the Ground Umbilical Carrier Plate, or GUCP, an attachment point between Discovery' s ...