... From left to right, astronaut Claude Nicollier, author Jeff Bennett, astrophysicist Mario Livio, and astronomer James Kaler sign copies of recent books and photos. Photo Credit: Robert Naeye . ... Author William Sheehan (left) and new ASP Board member David H. Levy (red shirt) sign copies of their latest book. ... ASP Board member Jeanne Bishop and ASP Editorial Assistant Marilyn Delgado discuss the Annual Meeting at the registration desk. ... Photo Credit: Diane Richards . ...

... The basement, looking toward the stairwell (lтАж . Sidebar Left . Sidebar Top . No Sidebar . Sidebar Bottom . Sidebar Right . ... Title: The basement, looking toward the stairwell (left). The base of the tower is on the right. Description: NOTE: All images and movies are copyright and must not be reproduced or mirrored in any form without written permission. ... The basement, looking toward the stairwell (left). ...

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...