A dying star throws a cosmic tantrum in this combined image from Nasa's Spitzer Space Telescope and the Galaxy Evolution Explorer. The star's dusty outer layers are unraveling into space, glowing from the intense ultraviolet radiation being pumped out by
Andromeda Galaxy A massive spiral million light-years away, over twice the diameter of our own Milky Way, it's the largest nearby galaxy. Andromeda's population of bright young blue stars lie along its sweeping spiral arms. by Spitzer Space Telescope
See images from NASA's infrared Spitzer Space Telescope.