Welcome to the the official library information center on all things alien. Here you will find books, articles, movies, and more about extraterrestrials and unidentified flying objects (or unidentified aerial phenomena, if you prefer). If you would like to know more about anything unexplained, or would like to do your own research into a strange phenmenon you have experienced, just make contact with a librarian. But for now, take a look at some of the sources below and on the next few pages to learn more about what might be out there.