"Rare Cosmic Event: T Coronae Borealis Nova to Illuminate Night Sky"

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Source: Business Insider
"Rare Cosmic Event: T Coronae Borealis Nova to Illuminate Night Sky"
Photo: Business Insider
TL;DR

NASA predicts a rare "once-in-a-lifetime" cosmic explosion, a nova, to occur by September, visible to the naked eye despite being 3,000 lightyears away. The explosion will be caused by a thermonuclear reaction between a white dwarf and a red giant star in the T Coronae Borealis system, resulting in a bright new star visible near the Corona Borealis constellation for several days before dimming and potentially not being visible for another 80 years.

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