Astronomers have detected small, ruby-like crystals embedded in Martian rocks, which may also hide sapphires created in the ...

NASA’s Perseverance rover has spent years combing Jezero Crater for subtle traces of ancient microbes, but one of its most arresting finds is something far more blunt: a rock that simply does not ...

This image shows a close-up view of the rock target named “Máaz” from the SuperCam instrument on NASA’s Perseverance Mars rover. It was taken by SuperCam’s Remote Micro-Imager (RMI). “Máaz” means Mars ...

When the Perseverance rover arrived on Mars nearly five years ago, NASA officials thought the next American lander to take aim on the red planet would be taking shape by now. At the time, the leaders ...

When NASA’s Perseverance rover dropped through the thin Martian atmosphere and settled into Jezero Crater, it did more than stick a precision landing. For the first time, a robot on another world ...