Sotheby's "Geek Week" auction in New York showcases a diverse collection of rare and significant items. Highlights include a ...

The red, brown and gray hunk is about 70% larger than the next largest piece of Mars found on Earth and represents nearly 7% ...

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

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

One lucky bidder will soon fork over millions of dollars to take home NWA 16788, a 54-pound (24-kilogram) Martian meteorite.

A large piece of Mars is set for sale at Sotheby’s New York, with bidding starting at US$1.6 million ($2.43 million).

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

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 (25-kilogram) rock with an estimated auction price of $2 million to $4 million. Why so expensive? It’s the largest ...

Sotheby’s in New York is selling the 55-pound rock, named NWA 16788, for upwards of $1.6m, which it says is the largest piece of Mars on Earth. The reddish-brown Martian rock travelled 140 million ...