Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth ...

A massive Martian meteorite is set to be auctioned at Sotheby's in New York. The meteorite, named NWA 16788, weighs 54 pounds ...

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

In all, there are only 400 known Mars rocks on Earth, comprising less than 1% of all known space rocks on the Blue Planet.

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

New discoveries by NASA's Curiosity Mars rover may not only explain why the Red Planet is a dry, lifeless desert, but that it ...

It's possible that Mars' moons were originally asteroids that were captured by the planet's gravitational pull. There's also ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

The largest-known piece of Mars to be found on Earth will be up for bid and could be sold for up to $4 million at auction.

Strange cone-shaped rocks led scientists to the hidden remains of one of Earth’s oldest asteroid impacts. It could help us find fossil life on Mars.

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

Sotheby's in New York will be auctioning what's known as NWA 16788 on Wednesday as part of a natural history-themed sale that ...