KnowraCosmological constantLinked fromLinked fromThe 48 pages that link to Cosmological constant, each with the reason it gives.All 48Broader topic 3Related 35Compared with 10Einstein field equationsBroader topic: It can be added to the equations and changes their large-scale cosmological solutions.Cosmological constant problemBroader topic: Its measured value captures the small gravitational effect at the heart of the mismatch.Fine-tuningBroader topic: Its observed value is central to debates about cosmic fine-tuning.