This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

Alan Stern, CEO of UWINGU, chats with Bill and Wendy about how you can name martian craters, why Pluto isn’t a planet and more!

Image taken by the Curiosity rover on the surface of Mars (NASA/JPL-Caltech/MSSS / Los Angeles Times)