Scientists’ model indicates that dark matter inside gas giants could collapse into black holes detectable by observation.

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Half a dozen planets - Mercury, Venus, Jupiter, Saturn, Uranus and Neptune - will put on a dazzling display in the sky on ...

A planetary parade of six planets is visible in the morning sky through August 20, with Mercury joining Venus, Jupiter, ...

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Researchers suggest gas giants might gather dark matter until their cores collapse into planet-sized black holes.