A view of the Auroras (the Northern/Southern Lights) as seen from the International Space Station during September 2011.

Atlantis has blasted off on NASA's last space shuttle launch. The historic liftoff occurred Friday morning,July 8th, 2011, 30 years and three months after the very first shuttle flight. Four astronauts are riding Atlantis to orbit. The shuttle is bound for the International Space Station, making on...

The European spacecraft Rosetta has become the first ever to catch up with a comet. It is a landmark step in a decade-long mission that scientists hope will help unlock some of the secrets of the solar system. Rosetta will accompany comet 67P/Churymov-Gerasimenko on its trip around the sun and land ...

As 2015 comes to a close we look back at an exciting year of reaching new heights and revealing the unknown for the benefit of humankind.

Watch live coverage as 'Star Trek' actor William Shatner goes to the edge of space on a private Blue Origin flight. If successful, Shatner, who is 90 years old, will be the oldest person to reach space.

Astronomers are combing through fresh data from the James Webb Space Telescope in a never-ending quest to find ever-more-distant galaxies. However, the observatory is still studying a variety of objects, from insanely detailed images of Jupiter to the most distant known star.

The SpaceX Dragon capsule is grappled and berthed to the Earth-facing port of the International Space Station's Harmony module at 12:02 p.m. EDT, May 25, 2012.

A European space telescope blasted off Saturday on a quest to explore the mysterious and invisible realm known as the dark universe.

SpaceX launched the European Space Agency’s Euclid observatory toward its ultimate destination 1.5 million kilometers away, the Webb Space Telescope’s neighborhood.

Twenty-seven years ago, Sally Ride became the first American woman in
space on Jun 18, 1983. She accomplished this historic milestone when
she flew aboard Space Shuttle Challenger as a mission specialist for
the six-day STS-7 mission. Ride, a southern California native, was also
a mission specia...

International Space Station Commander Dan Burbank captured spectacular imagery of Comet Lovejoy as seen from about 240 miles above the Earth's horizon on Wednesday, Dec. 21. Today Burbank described seeing the comet two nights ago as "the most amazing thing I have ever seen in space," in an intervie...