The biggest piece of Mars ever found on Earth is about to hit the auction block

A massive Martian meteorite is set to be auctioned at Sotheby's in New York. The meteorite, named NWA 16788, weighs 54 pounds. It is considered the largest fragment of Mars found on Earth. The auction also features a Ceratosaurus skeleton. The Geek Week 2025 auction includes meteorites, fossils, and minerals. The Martian rock is estimated to fetch millions.