Crab Nebula emits unexplained superflare

Astronomers have observed a massive 'superflare' from the Crab Nebula - but are scratching their heads to try to explain it.

'Wrong way' planetary orbits explained

Scientists believe they've worked out why some extrasolar planets orbit in the opposite direction to their star's rotation.

Huge storms sweep entire galaxies clean

Scientists examining data from the Herschel space observatory say they've detected gigantic storms of molecular gas in the centre of many galaxies.

NASA picks project shortlist for next Discovery mission

A mission to sail the seas of Titan is one of three projects shortlisted by NASA for its next Discovery mission.

Moon tourists to get more living space

Space Adventures says it's planning to expand the living space available on its planned tourist trip around the moon.

SpaceShipTwo demonstrates 'feathered' reentry

The world’s first commercial spaceship, Virgin Galactic's SpaceShipTwo, has completed an important test of its reentry ability.

Gravity probe results confirm theory of relativity

Einstein famously pointed out to an admirer that while a thousand experiments couldn't prove him right, a single one could prove him wrong.

Scientists ready to study Earth-buzzing asteroid

Imagine looking up into the sky and seeing a giant asteroid the size of an aircraft carrier. Scary, eh? But don't worry, because although scientists predict the fly-by will happen this fall, they aren't concerned about a possible collision.

Team creates largest-ever 3D map of early universe

Scientists have created the biggest ever 3D map of the distant universe, using the light from 14,000 supermassive black holes, or quasars, at the centers of galaxies billions of light years away.

Electric vehicles get tested in Antarctica

The U.S. Department of Energy’s (DOE) National Renewable Energy Laboratory (NREL) is conducting field tests on two electric vehicles in Antarctica to evaluate performance in extremely cold conditions.

This iPhone app is shooting for the moon

A startup company known as Moon Express Inc. has deployed a new app developed by CrowdOptic to give researchers and fanboys an augmented reality experience of shuttle launches.

Endeavour launch postponed at least a week

The launch of space shuttle Endeavour, originally planned for last Friday, will be delayed at least until following the discovery of problems with a heater on a fuel line.

Voyager probes set to enter insterstellar space

After a 30 year journey, NASA's twin Voyager probes are about to leave the solar system and enter interstellar space.

Planet is almost as dense as lead

Astronomers have discovered the densest rocky planet yet. Named 55 Cancri e, it's 60 per cent larger in diameter than Earth but eight times as massive - making it twice as dense as Earth, and almost as dense as lead.

Universe's first stars spun at 1m mph

The first stars in the universe may have spun at over a million miles per hour, astronomers at the Leibniz-Institut für Astrophysik Potsdam (AIP) and the Instituto Nazionale di Astrofisica (INAF) say.

SETI to mothball alien-seeking telescopes

A shortage of funding has forced SETI's Allen Telescope Array (ATA) - used to search for signs of alien life - to shut down.

China aims to complete space station within the next decade

China's announced the details of its plans  for a space station - and says it should be finished within the next ten years.

Bill calls for US return to the moon

A Florida congrssman has introduced a bill calling for a US manned moon mission by 2022. Bill Posey's bill - H.R. 1641, the Reasserting American Leadership in Space Act - says that a return to the moon would benefit the country through everything from new technologies to improved natinal security.

Hubble telescope celebrates 21st birthday in style

This week, the Hubble Space Telescope turned 21! Shots? Well, not for this special birthday.

Scientists identify mechanism that could feed solar explosions

Coronal Mass Ejections (CMEs) are violent solar explosions capable of propelling up to 10 billion tons of the Sun's atmosphere - at a million miles an hour - out through the corona and into space.