I recently spotted evidence of an eclipse on Mars. Watch closely as the surface gets dimmer, and my solar power dips just before 11:25 a.m. Phobos—the bigger of Mars’ two moons—was responsible for this one, as it slipped between the sun and me. pic.twitter.com/HNvDj7bQkS

— NASA InSight (@NASAInSight) May 5, 2020