Beautiful image of Comet C/2013 A1 Siding Spring from this weekend. This is the comet that will pass extremely near Mars in October. Thank you, Damian Peach!
Online coverage of the moon photobombing Saturn - seen from Australia - will begin on Monday, August 4, starting at 4 a.m. PDT / 7 a.m. EDT / 11:00 UTC.
New Horizons - en route to Pluto - is currently out of hibernation for a series of engineering and navigation checks, which will continue until the end of August 2014.
Earth has just entered the stream of debris left behind by Comet Swift-Tuttle, the parent comet of the Perseids. Now is the time to start watching for meteors.