Three 'citizen scientists' putting their home computers to work when they would otherwise have been idle have discovered a rare rotating pulsar.
Stephen Hawking believes humans must colonize additional planets or face mass extinction.
Astronomers using ESO’s Very Large Telescope have for the first time been able to see a stellar explosion in 3D.
Spectacular Northern Lights may be visible tonight across the northern hemisphere, following a solar eruption on Sunday night.
The International Space Station's cooling system has shut down, forcing crew to plan repairs during a spacewalk later this week.
A team of researchers says that rocks in the Nili Fossae region of Mars may contain the fossilized remains of life.
A dangerously large asteroid could hit the earth in 2182 - and it needs to be deflected by 2080 at the latest, according to a global research team.
Astronomers using NASA's Spitzer Space Telescope have discovered the spherical carbon molecules known as 'buckyballs' in space for the first time.
NASA has published an amazingly detailed map of Mars which was painstakingly rendered using nearly 21,000 images gathered by Odyssey's Thermal Emission Imaging System (THEMIS).
Astronomers have discovered the biggest star ever - more than 300 times the mass of the Sun, and twice as large as the generally accepted limit of 150 solar masses.
New pictures from NASA’s Cassini spacecraft show 12-mile-wide snowballs forming in one of Saturn's rings.
An Australian company is to build the world's first automated laser system to track dangerous space junk.
NASA's Wide-field Infrared Survey Explorer, WISE, completed its first survey of the entire sky over the weekend.
Richard Branson's private commercial spaceship has made its first crewed flight.
Astronomers using NASA's Hubble Space Telescope have confirmed the existence of what they're calling a 'cometary planet' - one that's so close to its star that its heated atmosphere is escaping into space.
The most powerful X-ray blast ever detected from deep space temporarily blinded NASA's Swift space observatory last month.
Creationists still won't like it, but a new study indicates that the Earth is rather younger than previously believed - up to 70 million years younger, says the team.
The Rosetta spacecraft has captured the first, high-quality pictures of the "Lutetia" asteroid.
NASA's Cassini spacecraft has discovered a new class of moons in the rings of Saturn that create distinctive propeller-shaped gaps in ring material.
Please don't snigger, but ESO and NASA astronomers have discovered a black hole blowing out an enormous bubble of hot gas.