dec 182012
Anne's Picture of the Day: Star-forming region Sharpless 2-106

December 18 2012 Sharpless 2-106, a star-forming region in Cygnus Image Credit: The Gran Telescopio Canarias Sharpless 2-106 (Sh2-106 or S106 for short) is a bipolar emission nebula and HII region. It measures about 2 light-years long by 0.5 light-year wide and is located about 2,000 light-years away in the constellation of Cygnus (the Swan), [continue reading]