Mars rover sky watches, and spots a weird Martian moon

While peering up at the hazy Martian sky, NASA's Perseverance rover recently spotted one of Mars' irregularly-shaped moons.

The moon, Deimos, is relatively small at 7.5 miles wide, so it appears as a bright spot in Mars evening sky, as seen in the timelapse video below. NASA spotted the lumpy moon while looking for Martian...