Astrosphere for August 6th, 2007
Today’s astrophoto is supplied by forum member andyschlei. It’s a great photo of M13, the great globular cluster in Hercules. The photo was taken using a C-11 telescope, with a total exposure time of 37.5 minutes. You’ve heard about the dust devils on Mars, but they’re actually much larger than even tornadoes here on Earth. …