The Latest Breaking News from the Red Planet

New images from NASA's Mars Odyssey Orbiter capture what the Red Planet would look like from the vantage point of a spacecraft orbiting the Red Planet.

The robot was tested in a simulated Martian environment, and can one day be used to aid humanity's survival on the Red Planet.

Chinese scientists have constructed a numerical model to simulate the Martian atmosphere and thus assist the country's plans to return rock samples from the Red Planet.

Mars will disappear from the sky for a few weeks on Saturday (Nov. 18), moving to the opposite side of the sun as seen from Earth during the Red Planet’s period of solar conjunction.

Mars Reveals Green Nightglow, Illuminating Path for Future Astronauts

As NASA's Curiosity rover passes 4,000 'sols,' or Martian days, on the Red Planet, a Space.com reporter who began work in 2012 reflects on what that means.

Citizen scientists working with the NASA Cloudspotting project have used data from the Mars Reconnaissance Orbiter to observe when and where water and carbon dioxide clouds cluster over the Red Planet.

The sun has launched a surprise CME directly at Mars, which could spark auroras and damage the Red Planet's atmosphere when it hits on Sept. 1.

Researchers estimated that as few as 22 people would be needed to sustain a colony on Mars. But there are lots of caveats, and the new study largely misses the point of colonizing the Red Planet in the first place, experts say.

Mars settlements could operate with much fewer people than previously thought, a new study found, while also demonstrating the type of person best suited to a stay up to 28 years on the Red Planet.

A patchwork of polygon-shaped cracks in ancient Martian mud are evidence of past wet-dry cycles, which could have helped extraterrestrial life emerge on the Red Planet.