Mars
Both Rovers Working on Rocks
NASA's Spirit rover used its rock abrasion tool to dust off a rock called "Humphrey", and then backed away to…
New Insights Into Martian Atmosphere
Astronomers have found hydrogen peroxide in Mars' atmosphere. The team gathered the data when Mars made its closest approach to…
Mars Express’ Image of Hecates Tholus
The European Space Agency's Mars Express spacecraft took this image of the caldera of volcano Hecates Tholus; it's 5300 metres…
Opportunity Watches a Sunset on Mars
A new animation built from a series of photos taken by NASA's Opportunity rover shows the Sun dimly setting in…
Rovers Losing Power as Mars Heads Towards Winter
The Mars rovers are starting to generate less power these days because Mars is starting to slip into Winter. In…
Opportunity Grinds Away
Having made the drive up to the "El Capitan" region of exposed rock, NASA's Opportunity rover ground away the surface…
Getting a Greenhouse to Work on Mars
One key to the long-term exploration of Mars will be figuring out how to get plants to grow there in…
Spirit Could Have Found Salty Brine
NASA's Spirit rover has discovered an unusual patch of sand in a hollow on its journey to the crater "Bonneville".…
Europe’s Plan to Search for Life on Mars
The European Space Agency has selected two teams to carry out the detailed design of the ExoMars rover and its…
Opportunity Finds Polished Spheres in its Trench
When NASA's Opportunity rover dug a trench into the Martian soil two days ago, it revealed a series of mysteries…