Galactic geysers erupt halfway across the sky

Astronomers have discovered enormous outflows of charged particles from the centre of our galaxy, moving at supersonic speeds.

Young stars and planets grow up together

Astronomers have shed further light on the mysterious process of how young stars and their planetary systems form.

Cosmic radiation puts astronauts at risk of Alzheimer's

Even with shielding, the amount of cosmic radiation involved in a trip to Mars could put astronauts on the path to Alzheimer's disease.

New Curiosity Rover badge on Foursquare

You can now check-in to earn the Mars Curiosity Rover badge on the social networking site, Foursquare.

The dance of stars and space

NASA's Hubble Space Telescope has managed to capture a spectacular image of the bright star-forming ring that surrounds the heart of the barred spiral galaxy NGC 1097.

Oldest Earth-observing satellite to retire

The US Geological Survey is to decomission Landsat 5 - the longest-operating Earth observing satellite mission ever.

Asteroid '2011 AG5' no longer a risk says NASA

So the world didn’t end on December 21, and it’s more good news for the future of humanity with the announcement that Asteroid 2011 AG5 is no longer an impact risk.

Merry Christmas from planetary nebula NGC 5189

NASA's Hubble Space Telescope has snapped a striking picture of planetary nebula NGC 5189.

Mars Curiosity Rover explores Yellowknife Bay

NASA’s Mars Curiosity Rover is looking for new rocks to drill in area known as Yellowknife Bay on the Red Planet.

NASA's Hubble threads the Needle Galaxy

Much like locating a silver needle in the haystack of space, NASA's Hubble Space Telescope recently produced this beautiful image below of the spiral galaxy IC 2233, one of the flattest galaxies ever observed by astronomers.

Clays - signs of water - are 'widespread' on Mars

Clay minerals - rocks that usually form when water is present for long periods of time - cover much more of Mars than previously thought, say Georgia Institute of Technology scientists.

Meteorite hit atmosphere at 64,000 mph

A meteorite that exploded as a fireball over California's Sierra foothills last April was one of the fastest and rarest known to have hit Earth.

Giant star Zeta Ophiuchi makes waves

Like a ship navigating through still waters, the giant star Zeta Ophiuchi is speeding through space, generating waves in the stellar dust ahead.

Star clusters age differently

Much like their human equivalents, scientists have found that not all star clusters age at the same rate.  

How big are the biggest black holes?

Astronomers have had to come up with a whole new word for black holes that are too big to be described as merely 'supermassive' - and now say there may be a lot more of them around then previously thought.

Tau Ceti has habitable planet, just 12 light years away

One of the closest stars to our own, Tau Ceti, appears to have five planets, including one that's in the so-called habitable zone and could be suitable for life.

'Space turbulence' recreated in lab

Our atmosphere isn't the only place where turbulence is found: it happens out in space too. And now, for the first time, a team led by the University of Iowa has recreated and measured this phenomenon in the laboratory.

NASA probes smash into moon

As planned, NASA's two Grail spacecraft crashed into the moon yesterday afternoon, hitting a mountain at about 2:28 pm.

NASA finds symmetry in black hole jets

Scientists at NASA have discovered a new constant that links different sizes of black holes.

The smoky light of planetary nebula NGC 7354

The lonesome planetary nebula NGC 7354 is often overlooked because it is located in a relatively vacant region of space approximately 4,200 light-years away.