Is the Milky Way made out of milk?

How long will the sun burn? How hot can the sun be? Why does the sun go away at night? We at World Book answer all of your outer spacerelated questions-and not only questions about the sun. Answer Me This, World Book answers questions about such topics as technology, oceans, and animals, too. We help you make sense of the world with informative and funny answers. Well . . . at least we think they are funny.