mei 292013
 
Anne's Picture of the Day: Cometary Globule CG4

May 29, 2013 CG4, a cometary globule in Puppis Image Credit: T.A. Rector/University of Alaska Anchorage, T. Abbott and NOAO/AURA/NSF CG4 (also known as The Hand of God) is a cometary globule that lies about 1,300 light-years away from Earth in the southern constellation of Puppis (the Stern). Its “head” is some 1.5 light-years across, [continue reading]

apr 192013
 
Anne's Picture of the Day: Nebula the Dark Tower

April 19, 2013 The Dark Tower, a cometary globule in Scorpius Image Credit & Copyright: Don Goldman, Astrodon Imaging (http://www.astrodonimaging.com) The Dark Tower is an elongated dark cloud of dust and gas of about 40 light-years across, located some 5,000 light-years away from Earth in the southern constellation of Scorpius. Silhouetted against a crowded star field, [continue reading]