APOD: 2012 October 5 - Aurora and Fireball Over NorwayAstronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2012 October 5 Explanation: What's happening behind that mountain? A convergence of variable sky spectacles. One night in mid-September near Troms�, Norway, high red aurora could be seen shimmering t
