Opportunity field report, May 3, 2017

Sol 4718, May 3, 2017; Rover Field Report by Larry Crumpler, MER Science Team & New Mexico Museum of Natural History & Science: On this sol Opportunity made the final drive in the month-long process that began way up north inside Endeavour crater earlier this Earth-year. One of the primary objectives of the current mission extended mission has been a valley, Perseverance Valley,  that cuts through the rim of Endeavour. We will drive down it to further assess its origin and to further explore the structure and stratigraphy of this large impact crater. Once down at the end of the valley, Opportunity will be directed to explore the crater fill on a drive south at the foot of the crater walls. But the next month or so will be an exciting time, for no rover has ever driven down a potential ancient water-cut valley before… [More at link]