Shadows in Saturn's A ring, August 2009. Clumps of debris cast shadows that are visible in the middle of this image of Saturn's A ring. The shadows suggest that the clumps are about 2,000 feet tall and some are more than 2 miles deep in some spots.
Barnard's Galaxy, added Oct. 15, 2009 This portrait of Barnard's Galaxy, one of the Milky Way's closest neighbors, was taken by a telescope at the European Southern Observatory in La Silla, Chile. The red features in the photo are nebulae where new stars are being born. The galaxy has about 10 million stars; the Milky Way has an estimated 400 billion.