Mysterious Mars mounds may bolster case for ancient Red Planet ocean
Buttes and mesas in Mars' Chryse Planitia contain clay minerals made from liquid water interacting with the rock nearly 4 billion years ago.
Volcanic cones on Mars tell a tale of ice and fire
A study of volcanic cones near the equator on Mars is challenging what scientists previously knew about when and where water flowed on Mars.
Food grows better on the moon than on Mars, scientists find
Scientists expect the moon to have better soil for growing food than the red planet
Ancient volcanic ash on Mars could offer new clues in search for extraterrestrial life
Researchers believe dark rocks at the site of a future Mars rover landing mission may be left over from ancient volcanic eruptions, and may be protecting signs of life — if there ever was life on Mars.
Can NASA’s troubled Mars Sample Return mission be saved?
An independent review team is delivering a final report to NASA leadership to determine if the agency's Mars Sample Return mission is salvageable after facing scrutiny for its $11 billion budget.
Mars orbiters witness a ‘winter wonderland’ on the Red Planet (photos)
Snow dots the Martian landscape in these images from ESA's Mars Express orbiter and NASA's Mars Reconnaissance Orbiter.
NASA Mars probe spies dusty, retired Insight lander from orbit (photo)
Photos of the dormant InSight lander captured from Mars orbit are providing researchers new data on how dust accumulates and evolves over time on the Red Planet.
Human artifacts abandoned on Mars should be cataloged to track our migration beyond Earth
Just as Homo sapiens once exploded out of Africa to colonize the Earth our influence is spreading in the solar system. New research says we must track the cosmic migration to Mars.
NASA’s Curiosity rover captures 360-degree view of Mars — and finds strange sulfur stones
The Curiosity shows sulfur stones, with no explanation of how they occurred on the Martian surface.
Can Rocket Lab come to NASA’s rescue with new Mars sample-return plan?
In response to NASA's plea for help bringing the cost and complexity of its Mars sample-return program, Rocket Lab has won a contract to study a potential solution.