The minerals identified by the Mars Reconnaissance Orbiter provide more evidence that the planet may have once been habitable.
Mars
Posted inNews
Impacts Might Have Made Ancient Mars Briefly Hospitable to Life
A bombardment of the Red Planet 4 billion years ago could have created hot springs that allowed life to flourish.
Posted inScience Updates
Where Curiosity Has Taken Us
The Curiosity rover, one of NASA's flagship missions, analyzes Martian geology, geochemistry, climatology, and radiation to assess whether Mars could have supported microbial life.
Posted inEditors' Vox
First Results from the MAVEN Mission to Mars
Geophysical Research Letters publishes First Results from the MAVEN Mission to Mars, demonstrating a remarkable achievement of NASA's MAVEN team and the broader scientific community.
Posted inResearch Spotlights
Curiosity Rover Finds Organic Molecules on Martian Surface
Scientists assess the present and past habitability of Mars from organic compounds detected at Gale Crater.
Posted inResearch Spotlights
What Formed These Curious Ripples on Mars?
Dunes, ridges, or something else? Scientists seek to understand the origins of transverse aeolian ridges.
Posted inScience Updates
The Importance of Dunes on a Variety of Planetary Surfaces
The Fourth International Planetary Dunes Workshop: Integrating Models, Remote Sensing, and Field Data; Boise, Idaho, 19–22 May 2015
Posted inOpinions
Craters Could Make Great Impacts on Mars Exploration
Future robotic missions to Mars hoping to peer beneath its surface in search of signs of life should target recent impact craters, where falling meteorites have done the drilling for them.
Posted inResearch Spotlights
Water Beneath the Surface of Mars, Bound Up in Sulfates
Researchers present maps of hydrogen and sulfur that hint at water locked in hydrous sulfates in Mars's southern hemispheric soil.
Posted inScience Updates
Volatiles in Mars: Constraints, Questions, and Future Directions
Workshop on Volatiles in the Martian Interior; Houston, Texas, 3–4 November 2014