But you can see markings from ejecta strewn around the impact basin. Mars is absolutely covered in craters. NASA estimates there are over a quarter-million impact craters about the size of Arizona ...

Mars is home to perhaps the greatest mystery of the solar ... when images from the Viking probes showed a difference in ...

Learn about the analysis conducted on wave ripples in the Gale crater region of Mars, where ice-free ponds and lakes stood ...

In late December 2024 and early January 2025, a photo circulated on multiple social media sites claiming to show an ice-capped crater on Mars (archived) that scientists recently discovered.

A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get ...

Debris from ancient volcanic eruptions on Mars could offer new clues in the ... was preserved in areas of lower elevation inside impact craters, where it mixed with groundwater.

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface ...

The signs of wave ripples in the sandy shores of ancient lake beds, created as wind pushed water back and forth have been found on Mars providing evidence that there were open bodies of water, not ...

Rocks from Mars' Jezero Crater, Which Likely Predate Life on Earth ... data from NASA's Mars InSight lander to derive a new impact rate for meteorite strikes on Mars. Seismology also ...

Now, Perseverance will be looking for rocks believed to have originated from deep inside Mars that, after the crater-forming impact, were thrown upward to form the rim.