SPOILER ALERT: The trip to Mars Aldrin is advocating is one way.
Mars gets to hear the Black Eyed Pea’s latest before anyone else in the galaxy.
We wondered, what would the Curiosity rover (or perhaps some unknown life forms on Mars) like to listen to? Here are some suggestions, including the Black Eyed Peas, Katy Perry, Karmin, John Mayer and more.
NASA lands on Mars and celebs tweet about it.