Scientists recently identified the oldest material on Earth: stardust that's 7 billion years old, tucked away in a massive, ...

A once-in-a-lifetime auction is set to take place this July as Sotheby’s prepares to sell the largest Mars meteorite ever ...

A Martian meteorite, NWA-16788, weighing 24.67 kg, will be auctioned at Sotheby's. Found in Niger, it is estimated to fetch up to $4 million.