This Mars rock is up for auction at Sotheby's in New York City this week, which is why it's currently on display in the Upper ...

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

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

Wealthy astronomy fans can secure a large piece of Mars at an auction in New York. The Martian rock is expected to fetch between two and four million dollars.

With Trump’s new budget cutting NASA science programs, the Mars Sample Return mission could be replaced by a private-sector ...

As it flew by Mars, the spacecraft's onboard camera snapped 22 pictures of the planet's surface, sending them back home to ...

The largest piece of Mars ever found on Earth is hitting the auction block and the estimated price for the 54-pound rock is ...

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 ...

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

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