They did it! They found water on Mars! This means it could sustain life, or life could be there, or well, it could mean a lot of things. Since we won't be able to visit Mars any time soon at least we have the movies! Here's a list of the 8 best movies perfect for a Mars movie marathon. If you haven't seen them, you should definitely check them out. Hurry up, NASA, we want these Mars movies to be real! Well... at least some of them...