Meridiani Planum

Mars Exploration
Mars Exploration
Mars Exploration Adv. Bio-2 Indeed, NASA experts say their entire game plan for the latest stage of Mars exploration is based on sending twin robotic rovers, Spirit and Opportunity, to two spots on the red planet where the evidence of water is most compelling. Spirit landed on Saturday night in the heart of Gusev Crater, a massive basin larger than Connecticut that was carved out by the impact of an asteroid or comet early in Mars\' history and is thought to have once held a gigantic lake. A lon