Opportunity is inside 'Marathon Valley' on the west rim of Endeavour Crater. The rover is positioned on steep, north-facing slopes for improved solar array ener... Read More...
In detective stories, as the plot thickens, an unexpected clue often delivers more questions than answers. In this case, the scene is a mountain on Mars. The cl... Read More...
NASA's next Mars spacecraft has arrived at Vandenberg Air Force Base, California, for final preparations before a launch scheduled in March 2016 and a landing o... Read More...
Clay minerals on Mars have commonly been interpreted as the remnants of pervasive water-rock interaction during the Noachian period (>3.7 Ga). This history has ... Read More...
The first mission of the ExoMars programme, scheduled to arrive at Mars in 2016, consists of a Trace Gas Orbiter plus an entry, descent and landing demonstrator... Read More...
Minerals formed by water altering precursor geological materials are widespread on Mars. Most come from a wet era more than 3.7 billion years ago, early in the ... Read More...
This image shows bright and dark patterns with curving boundaries, a good example of Mars art. What caused this appearance?
This region of Echus Chasma has bee... Read More...
Scientists have identified a DNA sequence in an ancient Australian tobacco plant that enables it to survive in the country’s remote Outback. Experts believe t... Read More...
NASA's Curiosity Mars rover has begun an up-close investigation of dark sand dunes up to two stories tall.
The dunes are on the rover's trek up the lower porti... Read More...