The discovery suggests that parts of Mars may once have supported tropical-like climates, complete with heavy, sustained rainfall.

Bright white rocks found by NASA’s Perseverance rover hint at ancient Martian rain lasting millions of years, raising new questions about how wet Mars once was and what those conditions might mean.

geological signatures indicate that around 3.4 billion years ago, a connected oceanic system existed on a planetary scale, rather than just isolated lakes.

NASA’s Curiosity rover has discovered the largest organic molecules ever detected on Mars. Found inside a ...

New findings from NASA's Perseverance rover have revealed evidence of wave-formed beaches and rocks altered by subsurface water in a Martian crater that once held a vast lake—considerably expanding ...

When the Perseverance rover arrived on Mars nearly five years ago, NASA officials thought the next American lander to take aim on the red planet would be taking shape by now. At the time, the leaders ...

Scientists have traced ancient Martian shorelines inside a giant canyon, revealing where a vast ocean once stood and why ...

China’s first Mars rover, Zhurong, has provided groundbreaking insights into the history of water on Mars, showing that liquid water existed on the planet much later than scientists previously ...