There is only one planet we know of, so far, that is drenched with life. That planet is Earth
NASA's Hubble Space Telescope has discovered a new moon orbiting the distant blue-green planet Neptune, the 14th known to be circling the giant planet.
Astronomers making visible-light observations with NASA's Hubble Space Telescope have deduced the actual color of a planet
Defying 30 mph gusts and temperatures down to minus 22 F, NASA’s new polar rover recently demonstrated in Greenland that it could operate
Astronomers have detected the first population of radio bursts known to originate from galaxies beyond our own Milky Way.
Lake Vostok is so dark, deep and cold that scientists had considered it a possible model for other planets, a place where nothing could live.
Astronomers were on a celestial fishing expedition for pulsing neutron stars and other radio bursts when they found something unexpected
A Russian rocket exploded in a massive fireball late Monday (July 1), destroying three navigation satellites after a failed launch
This image from NASA's Galaxy Evolution Explorer shows NGC 6744, one of the galaxies most similar to our Milky Way in the local universe.
The 10,000 ton meteor that crashed into a frozen lake in Russia earlier this year created shockwaves so intense they endured two trips around the globe
Data from Voyager 1, now more than 11 billion miles (18 billion kilometers) from the sun... is closer to becoming the first human-made object to reach interstellar space.
More than 10,000 asteroids and comets that can pass near Earth have now been discovered.
This image is a scaled-down version of a full-circle view which combined nearly 900 images taken by NASA's Curiosity Mars rover.
An asteroid passed Earth last week, and with the Arecibo radio telescope astronomers got an unprecedented look
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