International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own.

A rare rock from Mars known as Meteorite NWA 16788 will be up for auction at Sotheby's on July 16. The meteorite may sell for as much as $4 million, according to the auction house.

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth? A discovery made by a NASA rover has offered a clue for this mystery, new research ...

The Algodones Dunes, straddling the borders of California, Arizona, and Mexico, may seem like an unlikely location for Mars ...

For 37 years in a searing California desert, runners from across the globe have embarked on a 135-mile race through one of ...

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For years, scientists have struggled to understand why a planet with so many ...

Understanding the similarities and differences of the deserts on Earth and Mars will help space travelers survive future missions to the red planet.

A chunk of the Martian surface that at some point crashed into Earth sold Wednesday, July 16 to an anonymous bidder for a ...

New research might finally help us understand what happened to the water on Mars and rewrite everything we know about the Red Planet.

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new super-Earth exoplanet that orbits a nearby M dwarf star. The newfound alien ...

What can the climate history of Mars teach scientists about whether the Red Planet once had the ingredients for life as we know it? This is what a recent study published in Nature hopes to address as ...