Nearby supernovae affect climate, and help life thrive

A Danish physicist has concluded that the explosion of nearby supernovae  has strongly influenced the development of life on Earth.

Rubber chicken launched into massive solar storm

It's been known for some time that solar storms represent a danger to the health of astronauts. But what about rubber chickens?

Cassini sees objects blasting through Saturn's rings

New images from NASA's Cassini spacecraft show strange, half-mile-sized objects punching through Saturn's outermost ring and leaving glittering trails behind them.

As sun flips polarity, scientists are bemused

The sun is well into a flip in polarity - with its north and south poles swapping places - but the process isn't going as expected, scientists say.

Asteroid mining could start this decade

A new company is tomorrow expected to announce plans for an asteroid-mining operation.

NASA says the moon's crust is being stretched

New images snapped by NASA's Lunar Reconnaissance Orbiter (LRO) indicate the moon's crust is actually being stretched - forming minute valleys in a few small areas on the lunar surface. 

Robots, not humans will explore space

A Penn State engineer believes autonomous, self-replicating exobots will ultimately be tasked with exploring the universe.

Dark matter theories take a blow

If dark matter exists, it's not hiding out in our neighbourhood, baffled scientists have revealed.

Cosmic ray bursts still a mystery

Gamma ray bursts turn out not to be the cause of the strongest cosmic rays, leaving scientists scratching their heads.

Some stars capture alien planets

Billions of stars in our galaxy may have captured rogue planets, kicked out of the star systems in which they formed.

Martian asteroid craters could be refuge for life

The best place to look for life on Mars and other planets could be the impact craters of asteroids.

SpaceX ISS mission set to launch this month

NASA has confirmed an April 30 launch date for SpaceX's Dragon spaceship, the first private resupply mission to the International Space Station.

Hubble snaps auroras on Uranus

Astronomers using the Hubble Space Telescope have for the first time captured images of auroras on the giant ice planet Uranus.

NASA calls for ideas for future Mars missions

NASA's Mars Program Planning Group (MPPG) is starting to research its next Mars mission and is looking for help from scientists and engineers worldwide.

Did 1976 Viking mission discover life on Mars?

Scientists believe they've found evidence for life on Mars - in data collected 36 years ago.

Envisat spacecraft loses contact with Earth

The European Space Agency (ESA) has lost contact with Envisat, its flagship Earth-observing satellite.

MOSFIRE to study the early universe

UCLA astronomers have built a new scientific instrument to study the earliest galaxies in the universe.

Trillions of comets collide around Fomalhaut

A ring of dust around the nearby star Fomalhaut is created by the collision of thousands of comets every day.

Sandstorms discovered in space

Astronomers believe they've solved the mystery of how dying stars disintegrate.

Space shuttle Discovery gets Washington flyby next week

Space shuttle Discovery is to have one last flight - piggybacking on a NASA aircraft to its final home at the Smithsonian Museum.