Astronomy Picture of the Day . A Full Sky Multi Colored Auroral Corona . ... This fisheye picture captures a particularly active and colorful auroral corona that occurred two days ago over l'Observatoire de la Decouverte in Val Belair near Quebec , Canada . The above spectacular aurora has an unusually high degree of detail , range of colors , and breadth across the sky. ... NASA Web Site Statements, Warnings, and Disclaimers . ... U. Based on Astronomy Picture Of the Day . ...