NASA’s Perseverance rover has uncovered strange chemical and mineral patterns in Jezero Crater’s Bright Angel formation that may be the strongest hints yet of ancient Martian life. The rocks contain ...

The identification of a potential biosignature by Perseverance enhances understanding of Mars' past, suggesting prolonged ...

The rock, discovered by NASA’s Perseverance rover, has colorful leopard-like spots, suggesting chemical reactions possibly caused by microbial organisms. “Layering, nodules, reaction fronts ...

To be clear, NASA relies on the Committee on Space Research (COSPAR)’s planetary protection policy as the main way it demonstrates compliance with Outer Space Treaty (OST) planetary protection ...

Learn why scientists are cautiously optimistic about the potential biosignatures found in the Sapphire Canyon rock sample.

We’re often the first humans to put eyes on those images. We tell Perseverance to reach out, and grind rocks, take pictures, ...

NASA’s Perseverance rover revealed 24 mineral types in Jezero Crater, showing Mars experienced several water episodes.

In Jezero Crater’s Bright Angel formation, Perseverance has found rocks rich in organic molecules and minerals linked to ...

NASA’s Curiosity rover captured a clear panorama of Mars' Gale Crater in August, during the Martian winter when dust levels tend to be at their lowest. Curiosity’s mission continues to study whether ...

Jezero Crater on Mars was once home to a lake, delta and rivers. See an animation of what it could have looked like when ...

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ...

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