Spirit Rover on Mars finds water made ‘silica-rich soil’
April 3, 2019
Tuesday, May 22, 2007 NASA’s Spirit Rover on Mars has found “silica-rich soil” in Gusev Crater that scientists say is so rich that it would require that water have been present at some point, in order for the deposits to be there. “You could hear people gasp in astonishment. This is a remarkable discovery. And […]