The largest-known piece of Mars ever found on Earth is going up for auction on Wednesday and could fetch as much as $4 ...

A rare Martian meteorite, weighing over 25 kilograms, is set to go under the hammer at Sotheby’s in New York on 16 July. Known as NWA 16788, this 54-pound fragment is the largest-known piece of Mars ...

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

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

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

The odds of this getting from there to here are astronomically small, Sotheby’s Cassandra Hatton said, as record-breaking ...