The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

NASA’s Curiosity and Perseverance rovers are exploring opposite sides of Mars, revealing new clues about ancient water and ...

Why is Mars known as the Red Planet? The answer lies in its striking reddish glow, visible even from Earth. The surface of Mars is covered with iron oxide - commonly known as rust - which gives it a ...

(CNN) — Here’s a look at the exploration of Mars. The United States, Soviet Union and China are the only three countries to land a spacecraft on Mars. There have been nine successful US Mars landings: ...

Scientists believe they found fresh proof of an ancient ocean on Mars in the form of a “bathtub ring” it left after it dried up billions of years ago.

NASA recently shared a photo that details the vastly different landscapes its Curiosity and Perseverance rovers have spent ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the difference, showing that Mars clocks tick slightly faster—and fluctuate over the ...

The earliest version of the image that Snopes could find came from a Facebook page called Echoes of Unbound Curiosity. That page shared the image on Feb. 5, 2026, with the caption: There have been ...

Incoming views of Mars usually show its dusty, tan-colored surface littered with rocks, a familiar desert-like world that has looked more or less the same for millions of years. However, a new image ...