His name was sojourner.
It is a Mars rover.
There's a robot on Mars call, "The Mars Rover" if that is what you are talking about
The first rovers sent to Mars were the Russian Rovers,Mars 2 and Mars 3. But, Mars 2 crash-landed on the planet and Mars 3 ceased transmissions 20 seconds after landing. Mariner 4 was the first succesfully landed probe.
The second robot to land on Mars was the Mars Pathfinder, which included the Sojourner rover. It successfully landed on July 4, 1997, and conducted scientific experiments while traveling across the Martian surface. Sojourner was notable for being the first successful Mars rover, paving the way for future exploration missions.
Curiousity Rover You can know more about it at Wikepedia, the free encyclopedia
The first vehicle landed on Mars was the Mars Pathfinder, which included a robotic rover called Sojourner. It successfully landed on Mars in 1997.
MESUR Pathfinder
The NASA vehicle on Mars is called the Mars rover, specifically the Perseverance rover.
Curiosity is the name given to the latest Mars rover, which landed on the red planet on August 6, 2012.
Sojourner
The full name of the Curiosity rover is the Mars Science Laboratory Curiosity rover.
Several missions have explored Mars using satellites and rovers. Notable among them are NASA's Mars Odyssey, launched in 2001, and the Mars Reconnaissance Orbiter, which arrived in 2006. The Curiosity rover landed on Mars in 2012, followed by the Perseverance rover in 2021. Additionally, the European Space Agency's Mars Express has been orbiting Mars since 2003, providing valuable data about the planet's atmosphere and surface.