Mars is the fourth planet from the sun and has a distinct rusty red appearance and two unusual moons. The Red Planet is a ...

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 Perseverance rover has discovered mudstones in Mars’ Jezero Crater that contain organic carbon and unusual textures hinting at possible biosignatures. These findings suggest that ancient ...

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 ...

Mars is an inhospitable desert planet. Billions of years ago, things were different. In Jezero Crater, for example, fed by a vast river delta, there was probably a considerable body of water roughly ...

(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: ...

The north pole of Mars is slowly sinking under the weight of an ice cap that only formed within the past few million years. And, in the process, it’s telling us something about what the planet’s ...

The ESCAPADE mission, which launched to space on a Blue Origin rocket on Thursday, breaks the mold of how planetary science missions typically come together. By Kenneth Chang Kenneth Chang went to ...

Researchers are creating advanced simulations that will provide a deeper understanding of Mars's climatic history and help to determine whether it was once able to sustain life. An international team ...

Scientists have found that ancient Martian lakes could have survived for decades despite freezing air temperatures. Using a newly adapted climate model, researchers showed that thin, seasonal ice ...

NASA's Perseverance Mars rover has found yet more chemical signatures that could be associated with ancient Red Planet life — but we need to examine them here on Earth to fully understand them.