NASA’s Mars 2020 rover will look for ancient life in a former river delta
The rover will cache rocks for a future mission to bring back to Earth
A RIVER RAN THROUGH IT The next NASA Mars rover will land at Jezero crater, a former lake bed that includes the remains of an ancient river delta (seen above in this composite image from NASA's Mars Reconnaissance Orbiter).
JPL-Caltech/NASA, JHU-APL, MSSS