1,000 dangerous asteroids orbiting near Earth

About 1,000 asteroids big enough to cause catastrophic damage if they hit Earth are orbiting relatively…

Supercooled cosmic camera probing the mysteries of star formation

The heart of the SCUBA-2 astronomy camera, unveiled Tuesday at the top of Mauna Kea summit…

Super-Earth is only 600 light years away

The Kepler space telescope has confirmed its first planet in a habitable zone outside our solar…

Planet found orbiting habitable zone of sun-like star

The most Earth-like planet ever discovered is circling a star 600 light years away, a key…

Astronomers discover biggest black holes ever

Scientists have discovered the two biggest black holes ever observed, each with a mass billions of…

Christmas gamma-ray burst a possible comet crash

A burst of gamma-ray radiation from a distant galaxy, detected by an orbiting U.S. telescope last…

Canadian sensor holds key to NASA’s hunt for life on Mars

NASA's $2.5-billion spacecraft carrying a minivan-sized rover named Curiosity rocketed into space early Saturday, the start…

Rover sniffs out possibility of life on Mars

A nuclear-powered rover as big as a compact car is set to begin a ninemonth journey…

Space probe now shows signs of life

Engineers fought desperately Wednesday to save Russia's Phobos-Grunt spacecraft after the Martian probe sent "a first…

China completes second space docking

China complets its second space docking, state media reports, as it moves closer towards fulfilling its…