Curiosity (rover) conditions favorable for microbial life, including investigation of the role of water; and planetary habitability studies in preparation for human exploration. In December 2012, "Curiosity" two-year mission was extended indefinitely. On August 5, 2017, NASA celebrated the fifth anniversary of the "Curiosity" rover landing and related exploratory accomplishments on the planet Mars. The rover is still operational, and as of , "Curiosity" has been on Mars for sols ( total days) since landing on August 6, 2012. "(See current status.)" "Curiosity" design will serve as the basis for the planned Mars 2020 rover. As established by the Mars Exploration Program,
Crewed Mars rover design, which featured a six-wheel design, enclosed cab, and a mobile laboratory concept. The rover concept is a Non-NASA design, but did debut at the Kennedy Space Center's "Summer of Mars" and is back dropped by agencies goal of getting humans to Mars by the early 2030s. "Car and Driver" magazine reported on this event, and dubbed it a 'Mars Car' noting the designers and various specifications of the vehicle such as its size. An example of an in-house NASA design for rover, is the wheeled version of the Space Exploration Vehicle, which can has a version for outer space.