Mars Express Reveals Wind-blown Deposits on Mars
New images from ESA's Mars Express show the Syrtis Major region on Mars. Once thought to be a sea of water, the region is now known to be a volcanic province dating back billions of years.
SwRI-led RAD measures radiation from solar storm
The largest solar particle event since 2005 hit the Earth, Mars and MSL travelling in-between, allowing the onboard Radiation Assessment Detector to measure the radiation a human astronaut could be exposed to en route to the Red Planet.
Opportunity's Eighth Anniversary View From 'Greeley Haven' (False Color)
This mosaic of images taken in mid-January 2012 shows the windswept vista northward from the location where NASA's Mars Exploration Rover Opportunity is spending its fifth Martian winter, an outcrop informally named "Greeley Haven."