SpaceX plans to launch Tesla's humanoid Optimus robot to Mars on its flagship Starship rocket by the end of 2026.CEO Elon Musk mentioned that if the landings go well, human landings may start on Mars as soon as 2029.Tesla introduced a refined version of the Optimus robot in 2024, remotely operated by humans.The success of sending the Optimus robot to Mars would depend on the technical success of the Starship's uncrewed mission to Mars by the end of 2026.