After more than four years of orbiting Mercury, the MESSENGER spacecraft will crash into the solar s...

A remote gas planet about 13,000 light-years away has been discovered by scientists using NASA's Spi...

NASA's New Horizons spacecraft has sent back its first colour image of the dwarf planet Pluto and it...

Signs of alien life will be detected by 2025, while "definitive evidence" of extra-terrestrial being...

Two Earth-like planets could be orbiting a star in Alpha Centauri, our closest star system, astronom...

The Martian rover has become the first human-made vehicle to complete a marathon by crossing the 42-...

A massive 1,000-metre wide asteroid capable of wiping out an entire country is set to narrowly miss ...

Mars One's ambitious mission to send four people to colonise the Red Planet in 2024, which includes ...

A pair of mysterious bright spots on the dwarf planet Ceres could actually be ice which may be emitt...