EntityQ7973756· pop 6· linked from 5 articleswater skySign in to saveatmospheric optical phenomenonConnectionsAntarcticaEntityNorth PoleConceptArcticEntityFridtjof NansenEntitydigital object identifierEntityatmospheric sciencesEntityDouglas MawsonEntityHjalmar JohansenEntityNansen's Fram expedition (1893–1896)EntityLouis BernacchiEntityice blinkEntityCategoriesAtmospheric optical phenomena