A 54-pound meteorite from Mars, believed to be the largest piece of the planet currently on Earth, sold in a Sotheby’s auction for $5.3 million after a 15-minute bidding war to quickly become the most ...

Auction house Sotheby's just auctioned off the largest known Mars meteorite, realizing a record price that shattered expectations.

Very few meteorites from this planet ever reach Earth and none have been scientifically proven. A study investigated two ...