The cold, dead asteroid Vesta might have had a very active inner life early in the solar system's history, according to an unusual analysis of a Saharan meteorite.
In 2012, the Voyager mission team announced that the Voyager 1 spacecraft had passed into interstellar space, traveling further from Earth than any other manmade object.
NASA's Kepler Space Telescope, despite being hobbled by the loss of critical guidance systems, has discovered a star with three planets only slightly larger than Earth. The outermost planet orbits in the "Goldilocks" zone, ...
How do we define intelligence? SETI, the Search for Extraterrestrial Intelligence, clearly equates intelligence with technology (or, more precisely, the building of radio or laser beacons). Some, such as the science fiction ...
The mysterious explosion of a SpaceX rocket last month took an odd turn with a "cordial" encounter between staff of Elon Musk's firm and fierce rival United Launch Alliance, The Washington Post reported.
Fresh supplies shipped out late Tuesday for the International Space Station, where the shelves finally are getting full after a string of failed deliveries.
On December 26, 2015 at 03:38:53 UTC, scientists observed gravitational waves—ripples in the fabric of spacetime—for the second time.
In Star Trek lore, the first Starship Enterprise will be built by the year 2245. But today, an engineer has proposed and outlined in meticulous detail building a full-sized, ion-powered version of the Enterprise ...
Black holes are created when stars die catastrophically in a supernova. So what in the universe is a white hole?
India successfully launched its first mini space shuttle on Monday as New Delhi's famously frugal space agency joined the global race to make rockets as reusable as airplanes.