The US Air Force will this week launch a satellite designed to monitor the skies for dangerous debris.
Russian and US space station program managers are this morning expected to approve another attempt to dock their Progress cargo ship with the International Space Station tomorrow.
Many of the Milky Way's ancient stars derive from other smaller galaxies torn apart by violent galactic collisions, say researchers at Durham University.
Scientists have created organic macromolecules by zapping a Titan-like atmosphere with UV rays. The discovery supports the idea that the moon of Saturn could support life.
A new Earth observation satellite launched only a week ago has already delivered its first images.
A research team led by Brown University has found evidence of liquid water on Mars much more recently than previously reported.
Astronomers have for the first time observed a massive storm on a planet outside our solar system.
What could be the youngest known star has been photographed in the earliest stages of being born.
The world's most powerful telescope - a ground-based one, no less - has made its first set of observations.
The successful launch of the Falcon 9 rocket two weeks ago obviously impressed the punters - Iridium has signed a deal with the Falcon's creator, SpaceX, to use it to launch a fleet of commercial satellites.
NASA's Kepler Mission has identified more than 750 possible extrasolar planets after monitoring more than 156,000 stars. But it's keeping the best data back.
There's a lot more water in the moon's interior than previously believed, say scientists at the Carnegie Institution’s Geophysical Laboratory.
Japan's Hayabusa mission, the first to collect samples from an asteroid, made a successful return to earth last night in the Australian outback.
Evidence that a vast ocean may have covered one-third of the surface of Mars some 3.5 billion years ago gives new support to the idea that the planet may once have harbored life.
Many of the most famous comets in history, including Halley, Hale-Bopp and McNaught, may have come to our solar system from elsewhere.
Images of an alien planet passing in front of its sun have demonstrated that gas giants can form very quickly.
A South Korean rocket which was launched yesterday has crashed, a local news station reports.
A flood of UFO sightings over Australia was probably prompted by the launch of the Falcon 9 private spaceship.
With only two more shuttle missions set to fly, your chances of getting to the International Space Station (ISS) are slim. But as a consolation prize, NASA is promising to send your photo instead.
Astronomers believe they have solved the mystery of what inspired Walt Whitman to write about a 'strange huge meteor-procession' in his poem Year of Meteors.