In a world first astronomers have been able to determine the true colour of an extrasolar planet.
NASA's New Horizons spacecraft has celebrated another milestone - its first photograph of Charon.
A new US bill is set to preserve the Apollo landing sites due to their historical significance.
A tiny type of satellite and a new propulsion system could make cheap space exploration a reality.
It is believed that there was more than one moon in orbit around the Earth shortly after its formation.
An audit of Russia's space program failures has revealed it to be poorly managed and disorganised.
The surface of an asteroid may not be quite as stable a place to land a spacecraft as previously thought.
Scientists have claimed that planetary protection policies are hindering the search for life on Mars.
The huge meteor that exploded over Chelyabinsk produced a shockwave that circled the whole planet.
A few hairs from the late science fiction author will be on board a pioneering new solar sail mission.
Astronomers have identified a distant star system with at least three planets in its habitable zone.
PayPal are looking in to setting up a currency platform to cover a future interstellar economy.
A Russian scientist has proposed using old Soviet-era weaponry to defend against an asteroid impact.
Mars could have sustained a habitable oxygen atmosphere more than a billion years before the Earth.
Apollo 11 astronaut Buzz Aldrin believes we should be heading to Mars sooner rather than later.
House Republicans are contemplating whether to push for a Moon base instead of visiting an asteroid.
A mock-up of Russia's new piloted spacecraft is to be shown at the MAKS airshow in August.
Distant solar systems with more than one star could be good places to look for habitable worlds.
After 40 years, the real cause behind the death of the world's first man in space has been revealed.
Astronomers have indentified an unprecedented number of black holes in the Andromeda galaxy.