A Russian businessman was a big bidder at the Cannes amfAR benefit auction, as he paid $1.5 million for a ride on Virgin Galactic with Leonardo DiCaprio.

NASA's orbiting Kepler telescope may have found its final exoplanet. We say farewell in the most appropriate manner we know how.

NASA's Kepler telescope has discovered three more exoplanets in the habitable zone of their solar system to add to our growing tally.

Commander Chris Hadfield is currently aboard the International Space Station, orbiting Earth 16 times a day. He gave a Reddit AMA Sunday, summarized here.

We've collected 25 of our favorite reasons 'You Will Not Go To Space Today', including seven exclusive pictures we captioned ourselves.

Have you ever wanted to be an astronaut and leave the Earth behind for good? Now you can, with a reality show from Mars One about colonizing Mars.

Remember the astronaut who awesomely replied to William Shatner on Twitter? He's back with photos of the planet, specifically Australia's ongoing wildfires.

Dibs. We just called dibs.

Recent thermal mapping and neutron spectrometer readings confirm the likely presence of several tons of frozen water buried at Mercury's north pole.