The climb has begun! With my backup samples safe on the crater floor, I’m heading “upriver.” What am I looking for up on top of the ancient delta? One of my science team explains: http://go.nasa.gov/3XCaaaZ #PerseveranceRover
A momentous accomplishment occurred last week when Perseverance completed the Three Forks Sample Depot on the floor of Jezero Crater, the only known sample depot in the universe.
