Rocky material that impacted Mars lies scattered in giant lumps throughout the planet’s mantle, offering clues about Mars’ interior and its ancient past. What appear to be fragments from the aftermath ...

The researchers' findings were based on seismic readings from NASA’s InSight lander on Mars. Scientists were able to identify 8 Martian quakes with strong enough seismic activity that allowed them to ...

“It’s the end of the road. I hate to take it away from here, but they are going to good places,” said pilot Peter Killan, who was at the controls for the Philippine Mars’ retirement flight. “(We’re) ...

Forget neat, smooth layers — Mars' interior is a chunky mix. New research suggests the interior of Mars is far messier than scientists once believed. Instead of neat, layered structures, perhaps ...