"The phenomenon is highly repeatable. We discovered an unplanned new technique for identifying objects entering the earth's ...

The faraway exoplanet could help provide answers as to why there are hardly any planets with twice the diameter of Earth.

For over half a century, scientists suspected a quiet but powerful electric field might be influencing Earth’s upper ...

One of the most studied space rocks of all time has given scientists another big surprise, with the "mudball meteorite" Aguas ...

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

NASA’s AWE mission just released millions of gravity wave images from space, unveiling atmospheric forces that ripple through ...

The pair waved and smiled as they emerged from the SpaceX Dragon, which splashed down off the coast of Florida.

The Northrop Grumman Cygnus spacecraft was detached from the Earth-facing port of the Unity module by the Canadarm2 robotic ...

Suni Williams and Butch Wilmore spent 286 days on the International Space Station after technical problems extended their ...

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...

Auroras are possible over the U.S. tonight (March 25) as a "moderate" geomagnetic storm hits Earth. UPDATE: The Northern ...