Star Formation Decline Puzzles Scientists Despite Abundant Hydrogen
Star formation across the universe has dropped sharply over the last 4.5 billion years, yet neutral hydrogen remains plentiful. This paradox challenges current models of galaxy evolution and star birth.
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Over the past 4.5 billion years, the rate at which new stars ignite across the cosmos has seen a significant reduction. Yet, observations
Expanded detail and Context are AI-generated analysis; the linked article remains the authoritative source.
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Original headline: “The Universe Has Plenty of Hydrogen. So Why Is Star Formation Collapsing?.” Browse more stories.