Award winning author Neil deGrasse Tyson is an astrophysicist with the American Museum of Natural History, the director of the world-famous Hayden Planetarium, a monthly columnist for Natural History and the host of the PBS series NOVA Science NOW . Also available: Death by Black Hole (ISBN 978 0 393 33016 8), Origins (ISBN 978 0 393 32758 8)and The Pluto Files (ISBN 978 0 393 33732 7). Author website and Twitter account: www.haydenplanetarium.org/tyson