The largest Mars rock on Earth is up for auction in NYC — it could be yours for $4 million (or more) The largest Mars rock on Earth will soon be auctioned off in NYC, and could sell for at least $2 million. Astrobitica July 15, 2025 (Last updated: July 15, 2025) 1 minute read The largest Mars rock on Earth will soon be auctioned off in NYC, and could sell for at least $2 million. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: We saw the heart of Pluto 10 years ago—it’ll be a long wait to see the restNext: Open letter from the Global Space Council: Governments must address a growing crisis in our orbits