NASA’s Perseverance rover has discovered a peculiar “float rock” on Mars, named “St. Pauls Bay,” resembling a cluster of ...

What about those previously studied plumes of methane and meteorites potentially stuffed with the fossils of Martian microbes ...

The recent announcement that scientists have spotted what they believe to be evidence suggesting ancient life on Mars seemed like the latest in an endless cycle of tantalizing hints followed by pleas ...

The recent announcement that scientists have spotted what they believe to be evidence suggesting ancient life on Mars seemed ...

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 ...

Scientists have, for the first time, pinned down exactly when microbes colonized a meteorite impact crater. The team shows ...

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

As with many big space stories, 3I/ATLAS is getting a fair share of attention as well as some more controversial theories ...

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

Mars may have released sulfur gases that trapped heat, shaped the climate, and created conditions for ancient life.

Researchers were able to determine that the asteroid came from the inner Asteroid Belt, the region between Mars and Jupiter, ...