Mars helicopter s blades spin to 50 rpm, Perseverance watches

The Ingenuity helicopter s rotor blades were "spun to 50 rpm in preparation for first flight," according to NASA s Jet Propulsion Laboratory. The Perseverance rover captured several images of Ingenuity as it conducted the test. Full Story: https://www.space.com/mars-helicopter-ingenuity-tests-rotor-blades Credit: Space.com | imagery: NASA/JPL-Caltech/ASU | produced & edited by Steve Spaleta (http://www.twitter.com/stevespaleta)