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Em_Adespoton t1_irkjago wrote

Atmosphere stripped, planet baked, eventually consumed by star.

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BallardRex t1_irkkhba wrote

“Eventually” being on the order of hours or days of the planet actively vaporizing, to be clear.

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jpo234 t1_irkoc9u wrote

That's not a supernova. You are describing a red giant.

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Em_Adespoton t1_irkpixc wrote

A Red Giant goes the other way; planet cools until life can’t survive, then eventually the star expands to become larger than the orbit of the planet. Supernova claim the planet rather more forcefully and immediately.

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