05.14.14 3:05 PM ET
Viral Video of the Day: The Moons of Mars
Did you know that Deimos, one of Mars’ two moons, is smaller than Mount Everest? Or that Mars’ other moon, Phobos, has less surface area than Luxembourg?
Find out everything you always wanted to know about Mars’ moons (but were afraid to ask for fear of looking like a total dork) in this fun but informative video, which feels like an entry from The Hitchhiker’s Guide to the Galaxy.