Earliest Documented Aurora Found In Ancient Chinese Text
The earliest documented case of an aurora, the fleeting but brilliantly colored lights that sometimes illuminate the night sky, dates to the early 10th century B.C" a new study on an ancient Chinese text reveals
The exact dates of Zhāo's reign detail in the Bamboo Annals (Zhúshū Jìnián in Mandarin), a fourth-century B.C. text written on bamboo slips that chronicled legendary and early Chinese history
The newly analyzed "five-colored light" description likely refers to a geomagnetic storm
Earth's magnetosphere usually protects the planet from the sun's energetic charged particles, but sometimes these particles get through and cause magnetic disturbances, known as geomagnetic storms.
Such storms can produce beautiful lights — oxygen glows green and red, whereas nitrogen gives off blue and purple light, NASA reported.
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