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Explanation: A new star, likely the brightest supernova in recorded human history, lit up planet Earth's sky in the year 1006 AD. The expanding debris cloud from the stellar explosion, found in the southerly constellation of Lupus, still puts on a cosmic light show across the electromagnetic spectrum. In fact, this composite view includes X-ray data in blue from the Chandra Observatory, optical data in yellowish hues, and radio image data in red. Now known as the SN 1006 supernova remnant, the debris cloud appears to be about 60 light-years across and is understood to represent the remains of a...

A bright star suddenly appears on April 30, 1006 near the star Beta Lupi in the constellation Lupus. This bright star is yellowish-white in color. The star gets brighter, bright to a point, it is brighter than Venus and half Moon. It has a magnitude of -9 at its peak. The star was visible for a year and it disappeared afterwards. The bright star was a supernova. Supernovas are when a star explodes. The Supernova is recorded in Korea, China, Japan, Mesopotamia, and Europe, often by astrologers. The supernova was seen as an omen. The remnants of the 1006 Supernova...