The most dramatic supernova was observed in the year 1006 AD. It appeared in May as a brilliant point of light visible during the day. It was bright enough to cast shadows on the ground during the night. Because astronomers have never seen this be4 it was refered to as a ?guest star?.

dark, usually irregularly shaped spots on the sun's surface that are actually solar magnetic storms. The Chinese recorded dark features on the sun seen wit

Some common words found in the essay are:
Crab Nebula, Mid-autumn Festivals, BC Sunspots, , BC Comets, Ming Dynasty, Beijing Observatory, Qing Dynasty, Gregorian Calendar, Celestial Stem, guest star, kan te, sun's surface, celestial stem, magnetic storms, nebula guest star, nebula guest, 60-year cycle,
Approximate Word count = 469
Approximate Pages = 2 (250 words per page double spaced)