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Comet ISON, close encounter with the Sun

Comet ISON will come closest to the Sun on 2013-11-28. The comet is expected to be brightest around that time. After that, it will grow dimmer, but assuming that it remains intact, it will be visible from Earth during mid to late December, possibly with a long tail.
掠日彗星「ISON」2013-11-28(周五)將抵「近日點」,離太陽不足三個太陽的半徑,彗星表面溫度高達 2,700℃,到時 ISON會因物質大量蒸發和離子化而變得十分明亮,抑或會受熱力和引力的共同作用而灰飛煙滅,專家意見分歧。ISON(或其碎片)下月中將掠過地球上空,2013-12-26抵「近地點」,北半球或許無須望遠鏡亦可看到。

Update 2013-11-28:
Comet ISON grew dim as it made the journey around the sun. The comet is believed to have broken up.

Sources of videos & photos: NASA's Goddard Space Flight Center
http://svs.gsfc.nasa.gov/vis/a010000/a011400/a011422/index.html

Видео Comet ISON, close encounter with the Sun канала Tofabov
Яндекс.Метрика

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