Weird Bubble-Blowing Dwarf Galaxy Spotted by Hubble Telescope | NASA & Hubble Space Telescope Photos | Supernovas & Star Explosions | Space.com | Science News | Scoop.it
From www.space.com - October 5, 2011 6:06 AM
The Hubble Space Telescope snapped a photo of the Holmberg II galaxy showing many intricate bubbles of glowing gas. The bubbles are signs of massive star explosions known as supernovas.