Limits RegistryPUBLIC RECORDLimits RegistryResearch Console →Any reliably dated star supplies a one-sided lower bound on cosmic age, with stellar-model uncertainty retained.
The question, scope, and sources behind this Registry record.
Infer the logical lower bound that the age of the Universe is at least the formation time plus age of its oldest surviving dated stellar population.
Current frontiers derived from accepted Claims.
Assertions tied to evidence, attribution, and review.
The frontier as it changed over time.
Only accepted Claims matching the current specification contribute to the displayed bounds. Strict inequalities remain open; contradictory Claims require editorial review.
No accepted machine-checked reproductions are recorded for this Limit.
Limits Registry. LR-003520. Cosmic-age lower bound from oldest dated stars. 2026.