The failed Russian Mars probe is due to crash back down to Earth as early as January next year.
Australian scientists have run a computer model suggesting large areas of Mars could be habitable.
After three decades Voyager 1 is still going strong at the very fringes of our solar system.
NASA's Opportunity rover has discovered Gypsum on Mars, a material formed by water flowing through rock.
Scientists have identified two black holes billions of times more massive than our sun.
Kepler-22b is at just the right distance from its star for liquid water to exist on its surface.
A planet so hot that iron would melt on its surface has been discovered orbiting a distant star.
The odds of a recovery for Russia's Phobos-Grunt Mars probe are looking increasingly bleak.
A nailbiting landing awaits the Curiosity Mars rover once it reaches its destination next year.
A new journey to Mars begins as the huge car-sized rover is launched from Cape Canaveral in Florida.
NASA has captured images showing sand dunes on Mars shifting over the course of several years.
Scientists have discovered large frozen lakes near the surface of Jupiter's frozen moon Europa.
Russia have returned to the ISS with a manned Soyuz launch from Kazakhstan carrying three astronauts.
The stricken Phobos-Grunt spacecraft is likely to fall back down to Earth as early as next January.
Why are there magnetised rocks on the lunar surface when the Moon has no magnetic field ?
Russia's new $170M Phobos-bound spacecraft suffered equipment failure within minutes of lifting off.
After a 15-year break from space exploration, Russia is sending a spacecraft to Mars' moon Phobos.
The 400m wide asteroid will pass by the closest a tracked object of its size has ever done before.
The crew of six had spent 520 days confined to a simulated Mars spacecraft situated in Moscow.
NASA is funding a program that will study the usefulness of tractor-beams in future missions.