Martian meteorite that is the largest known piece of Mars found on Earth has sold for $5.3 million at Sotheby's, setting a new auction record for a meteorite.

The NWA 16788, the largest Martian meteorite ever found on Earth, sells for a staggering $5.3 million at auction, raising questions about scientific ownership versus private collecting.

The NWA 16788 Martian meteorite, believed to be the largest ever found on Earth, was sold at Sotheby’s auction in New York for $5.3 million (KSh 687 million).