Space

Next Mars rover to search for organics at Gale Crater

Biggest cloud of water in universe discovered

Exoplanet aurorae 'a thousand times' brighter than ours

The end of an era as last shuttle lands

Fourth moon discovered around Pluto

Russia launches 'biggest-ever' space telescope

NASA evaluates Atlas V rocket for human spaceflight

Heat from Earth's formation still being pumped out

Dawn spacecraft to reach giant asteroid today

Space toilet backs up on the ISS