Sun 14th – Tues 17th December 2025

NGC 2420 known as a “twinkling comet cluster” and is a rich open cluster in Gemini, about 8,200 light-years away.
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It’s not associated with comets, though its dense, glittering stars may poetically resemble a “twinkling comet cluster.”
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Between Sunday 14th – Tuesday 17th December 2025, Jupiter remains over 3° south of NGC 2420, too far for a conjunction or close visual pairing.
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This separation is significant – not close enough for binocular framing, though both are in Gemini.
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