The Mars 2020 rover will explore a site likely to have been habitable. It will seek signs of past life, set aside a returnable cache with the most compelling rock core and soil samples.

New: Learn about the Mars 2020 instruments from A-Z. Take a deep dive into detailed descriptions about the science instruments on the next Mars rover.

The Mars 2020 rover relies on the successful design of the Mars Science Laboratory rover, Curiosity. However, the Mars 2020 rover has a new science and technology toolbox.

Scientists shortlist three landing sites for Mars 2020.