Home›Periodic phenomena›لکه خورشیدی🌐فارسیEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربيةفارسیไทย한국어中文日本語EntityQ49385· pop 37· linked from 467 articlesلکه خورشیدیAlso known as solar magnetic activity cycle, sunspot cyclesperiodic change in the Sun's activityAvailable in 37 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةAfrikaansAzerbaijaniConnectionsSunConceptcosmic radiationEntityCategoriesPeriodic phenomenaSolar cyclesSource attribution