aug 082013
 
Anne's Image of the Day: Thor's Helmet

August 8, 2013 Thor’s Helmet, an emission nebula in Canis Major Image Credit & Copyright: Robert Gendler (http://www.robgendlerastropics.com) Thor’s Helmet (designated NGC 2359 and Sh2-298) is an emission nebula of about 30 light-years across, located approximately 15,000 light-years away from Earth in the constellation of Canis Major (the Great Dog), about 8o northeast of Sirius. [continue reading]

mrt 102013
 
Anne's Picture of the Day: Cosmic Bubble Sharpless 308

March 10, 2013 Sharpless 308, a cosmic bubble in Canis Major Image Credit: ESA, J. Toala & M. Guerrero (IAA-CSIC), Y.-H. Chu & R. Gruendl (UIUC), S. Arthur (CRyA–UNAM), R. Smith (NOAO/CTIO), S. Snowden (NASA/GSFC) and G. Ramos-Larios (IAM) Sharpless 308 (also known as Sh2-308 or S 308) is a cosmic bubble of nearly 60 [continue reading]