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]

mrt 082012
 
Citizen Scientists Reveal a Bubbly Milky Way

A team of volunteers has pored over observations from NASA’s Spitzer Space Telescope and discovered more than 5,000 “bubbles” in the disk of our Milky Way galaxy. Young, hot stars blow these bubbles into surrounding gas and dust, indicating areas of brand new star formation. Upwards of 35,000 “citizen scientists” sifted through the Spitzer infrared [continue reading]