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.

On May 15, 2026, NASA’s Psyche spacecraft screamed past Mars at 12,333 mph, sweeping within 2,864 miles of the planet’s ...

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

Researchers have uncovered an unexpected phenomenon, dubbed the Zwan-Wolf effect, squeezing plasma "like toothpaste" in Mars' ...

Landing humans on Mars could teach us whether life ever existed beyond Earth, how planets change over time, and how humans can live on other worlds. By studying Mars up close, astronauts could answer ...

When people imagine humanity’s future beyond Earth, Mars is usually the first destination that comes to mind. It is close, ...

The 20th century began with the exploration of the last unknown continent on Earth - Antarctica. So it's somewhat appropriate that as the century closes, another great act of polar exploration is ...

Mars rovers are robotic vehicles designed to explore the surface of the Red Planet. Since 1997, space agencies have sent a ...

For years, scientists have been intrigued by mysterious dark streaks running down the slopes of Martian cliffs and craters. These marks, called slope streaks and recurring slope lineae (RSLs), have ...

From Australia's remote deserts to the surface of Mars, geological mapping underpins how we understand landscapes, natural ...

Mars holds a special place in the solar system. It represents marginal habitability. This means it transitioned from warm and ...

A new study suggests Mars could help scientists understand how alien worlds evolve by showing how a once warmer, wetter ...