🌐EnglishEnglishEspañolFrançaisPolskiPortuguêsTürkçeРусскийفارسی한국어中文日本語EntityQ4379531· pop 11· linked from 94 articlescosmological constant problemAlso known as vacuum catastrophemajor unsolved problem in physicsAvailable in 11 languagesEspañolFrançais中文РусскийPortuguêsBasqueTürkçeUkrainianفارسیConnectionsweak interactionEntityPlanck unitsEntityCategoriesPhysical cosmologyPhysics beyond the Standard Model