A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

Even if human Martians are given protective space suits and sturdy underground shelters, this radiation is likely to still take its toll. As such, cancer rates on Mars are likely to be higher on Mars, ...

In a rare and fleeting display early this morning, the skies offered a delightful surprise — a celestial ‘smiley face’ formed ...

Skywatchers worldwide are in for a charming cosmic display before the sun rises Friday, as three celestial bodies will appear ...

Before sunrise on April 25, a slender waning crescent moon will appear left of Venus and Saturn to create the tilted happy face.

Skywatchers worldwide are in for a charming cosmic display before the Sun rises Friday, as three celestial bodies will appear in close conjunction.

A rare triple conjunction of Venus, Saturn and the moon will appear as a "space smiley" above Wyoming on Friday morning for ...

From Robby, the Robot in Forbidden Planet, to the infamous C-3P0 from Star Wars, the use of robots for space exploration has ...

The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

The Tethered Observatory for Balloon-based Imaging and Atmospheric Sampling is an idea awarded a NIAC grant by NASA earlier ...