Ancient life on Mars? Perseverance’s “Sapphire Canyon” rock shows organics and mineral rings—our strongest potential ...

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 ...

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." ...

The news: NASA's Perseverance rover had found potential signs of ancient microbial life on Mars. The discovery represents ...

A lookout point in the foothills of Mount Sharp, a 3-mile-high mountain, allowed the rover to see all the way across Gale ...