The spiral arms of the galaxy Messier 83, 15 million light years away, as seen by the Hubble’s new Wide Field Camera 3, installed last May. What you’re looking at — blue open clusters, red emission nebulae — is the formation of new stars on a massive scale. More at Astronomy Now, Bad Astronomy and Universe Today. Image credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA).