"The results reported here can be crucial when down-selecting which samples, if not all, are returned to Earth." ...

A planetary scientist walks through the sensors and systems that went into the recent detection of potential biosignatures.

Natural geologic processes at Mars' Oxia Planum may improve the Rosalind Franklin rover's chances of detecting organic ...

The rover carries a drill to penetrate rocks and tubes to hold the samples gathered from places judged most suitable for ...

NASA's Curiosity Mars rover has been exploring the slopes of Mount Sharp looking for clues about Mars' watery past. Here, it ...

NASA’s Perseverance rover detects potential biosignatures in Jezero Crater sample Discovery published in Nature marks closest ...

This animation depicts water disappearing over time in the Martian river valley Neretva Vallis, where NASA’s Perseverance ...

NASA has just shared one of its most impressive Mars panoramas to date. Captured by its trusty Curiosity rover, the panorama (below) of the Martian landscape comprises 44 images taken by the rover’s ...

NASA rover Perseverance collected evidence being considered by agency officials as 'the closest we have ever come to ...

NASA says that Perseverance has found strange organic compounds in sedimentary rocks it gathered from the Jezero Crater, which had a lake billions of years ago. Organic compounds are carbon-based and ...

"The idea was for our payload to get us just up to the potential biosignature designation and have the rest of the story told ...

Has NASA's Perseverance rover at long last found evidence that life did indeed once exist on Mars? Here's what we know.