A 54-pound meteorite from Mars is expected to fetch up to $4 million when it goes up for auction later this month at ...

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...

A 54-pound (25-kilogram) rock. Estimated auction price: $2 million to $4 million. Why so expensive? It's the largest piece of ...

Dark “slope streaks,” likely resulting from dust avalanches, stretch across an area of Mars called Acheron Fossae in this ...

If we're to land humans on Mars in the coming decades, we'll have to know what challenges await them when they get there.

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

A chunk of the Martian surface that made an unlikely voyage to Earth will be available to the highest bidder at Sotheby's ...

After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

Bruno Mars makes a lighthearted remark about a past rumor that he racked up more than $50 million in gambling debt during his Las Vegas residency with MGM Resorts.

A giant rock from Mars and a Jurassic-era dinosaur skeleton are set to go under the hammer at Sotheby’s this week.