AST-674intermediate

Possible Futures of the Universe: Observation, Measurement & Evidence

The long-term future of the universe depends on the behavior of dark energy, matter density, structure evolution, and particle physics. Future scenarios connect observational cosmology to fundamental physics and clarify which outcomes are data-driven versus speculative extrapolations.

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intermediate48 minFact checked

Possible Futures of the Universe: Observation, Measurement & Evidence

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AST-673Possible Futures of the Universe: Physical Mechanisms→

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AST-675Possible Futures of the Universe: Advanced Connections→

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The long-term future of the universe depends on the behavior of dark energy, matter density, structure evolution, and particle physics.

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As expansion accelerates, distant unbound galaxies cross beyond causal reach while bound structures remain held together locally.

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