FILE PHOTO: Fans and deltas formed by water and sediment

FILE PHOTO: Fans and deltas formed by water and sediment are seen in the Jezero Crater on Mars, identified as a potential landing site for the Mars 2020 Rover, in this false color image taken by NASA’s Mars Reconnaissance Orbiter, published May 15, 2019 and obtained November 15, 2019. NASA/JPL-Caltech/Handout via REUTERS

Full size800 × 641