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]