The Mars Rover is a robotic vehicle designed to explore the surface of Mars. These rovers are equipped with various scientific instruments to analyze soil, rocks, and the atmosphere, helping scientists understand the planet's geology and potential for past life. Notable rovers like Curiosity and Perseverance have made significant discoveries, including evidence of ancient water and organic molecules. They transmit valuable data back to Earth, enhancing our knowledge of the Red Planet and paving the way for future human exploration.