Scientists Think Mars Once Had Water. So What Happened to It? Mars may have had a core similar to Earth’s. It’s possible that when it diminished, the planet’s water went with it. Facebook Prev Article Next Article Space Checkout these cool gadgets... Related Posts The U.S. Military Officially Preparing a False-flag Alien Invasion Something Is Entering Earth’s Atmosphere! Black Holes May Be Possible Portals To Another Universe Could We Use Terraforming to Colonize Mars? Space Elevator – Science Fiction or the Future of Mankind? NASA Just Revealed There Could Be Life On Saturn’s Moon, Enceladus