Mars

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure the US does not cede leadership in deep space to other nations, such as China."

For centuries Mars has been called "the Red Planet" and there's a scientific reason why.

NASA's 2001 Mars Odyssey orbiter captures one of the Red Planet's biggest volcanoes peeking over clouds at dawn.

The Mars Express probe captured a striking new view of a Martian crater that holds clues to the planet's dynamic history spanning billions of years.

The core of the Red Planet may be filled with sulfur.

A new study debates the complex ethical questions that must be considered if we're to terraform Mars and lays the blueprint for a potential path forward.

The 2025 Humans to the Moon & Mars Summit (H2M2) will be held May 28 and 29 in Washington, D.C., and will include panels discussing the future of human space exploration.

Japan is putting its Martian Moons eXploration (MMX) spacecraft through a series of tests ahead of its launch to Mars next year.

NASA's Perseverance rover is exploring a new Mars region called Krokodillen, which is thought to harbor some of the oldest and most intriguing rocks on the Red Planet.

Satellite images of the Red Planet suggest scientists were wrong about these strange Martian features.