Opportunity, mission designation MER-B (Mars Exploration Rover - B), is the second of the two rovers of NASA's Mars Exploration Rover Mission. It landed successfully at Meridiani Planum on Mars on January 25, 2004.
Opportunity, mission designation MER-B (Mars Exploration Rover - B), is the second of the two rovers of NASA's Mars Exploration Rover Mission. It landed successfully at Meridiani Planum on Mars on January 25, 2004.