Lambda-CDM model: Difference between revisions

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The model assumes that [[general relativity]] is the correct theory of gravity on cosmological scales. It emerged in the late 1990s as a '''concordance cosmology''', after a period of time when disparate observed properties of the universe appeared mutually inconsistent, and there was no consensus on the makeup of the energy density of the universe.
 
The ΛCDM model has been successful in modeling broad collection of astronomical observations over decades. Remaining issues havechallenge ledthe toassumptions manyof alternativethe modelsΛCDM model and challengeshave theled assumptionsto ofmany thealternative ΛCDM modelmodels.<ref name="Snowmass21"/>
 
== Overview ==