The price paid for the juvenile specimen of the 150-million-year old predatory dinosaur is the third-highest on record.

The largest Mars meteorite ever found on Earth was sold at a Sotheby's auction in New York on Wednesday for $5.3 million.

The largest piece of Mars ever found on Earth has sold for just over $5 million at a Sotheby's auction in New York.

A 54-pound meteorite from Mars sold for more than $5 million when it went up for auction on Wednesday at Sotheby's.

A rare juvenile Ceratosaurus fossil, discovered in Wyoming in 1996, fetched $30.5 million at a Sotheby's auction. This nearly ...

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

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

A Ceratosaurus skeleton sold for millions of dollars at auction Wednesday. It had previously been owned by Thanksgiving Point ...

Among items going up for auction at Sotheby's in New York is a 54-pound rock that the auction house calls the largest piece ...

She’s a real Vincent van Go-bot. In a first for Sotheby’s, the famed auction house will sell a painting made by a humanoid robot — and it’s expected to fetch up to a whopping $180,000.