KnowraCirrus cloudLinked fromLinked fromThe 10 pages that link to Cirrus cloud, each with the reason it gives.All 10Related 4Narrower topic 1Compared with 5Ice crystalRelated: Its appearance and radiative effects depend on the shape and distribution of airborne ice crystals.Halo (optical phenomenon)Related: Cirrus clouds often supply the crystals that create halos around the Sun or Moon.Sun dogRelated: Cirrus clouds can supply the crystals that produce sun dogs.Chemtrail conspiracy theoryRelated: Persistent contrails can spread into cirrus-like cloud cover, changing the sky’s appearance.