Cosmological redshifting of light is caused by the expansion of the universe
the verdict
SUPPORTED
the evidence backs this
confidence 80/100
Cosmological redshift is overwhelmingly supported by standard astrophysical models and observations as a consequence of the metric expansion of the universe.
Evidence for · 2
Weighing Cosmological Models with SNe Ia and Gamma Ray Burst Redshift Data
2019 · cited by 5
Paper [1] utilizes standard FLRW-based models such as Lambda cold dark matter ($\Lambda$CDM), which rely on metric expansion to analyze supernovae and gamma-ray burst redshift datasets.
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More for · 1
Implications of cosmologically coupled black holes for pulsar timing arrays.
2024 · cited by 0
Paper [8] discusses models where black holes are cosmologically coupled to an expanding universe, reinforcing the standard expanding spacetime framework.