== Eksterne henvisninger ==
* [http://www.dmi.dk/nyheder/arkiv/nyheder-2015/07/lysende-natskyer-topper-nu/ Lysende natskyer topper nu. DMI] {{Webarchive|url=https://web.archive.org/web/20150719165516/http://www.dmi.dk/nyheder/arkiv/nyheder-2015/07/lysende-natskyer-topper-nu/ |date=19. juli 2015 }}
* [http://www.fys.ku.dk/~bacher/lysende-natskyer.doc Sæson for lysende natskyer- Word dokument] Københavns Universitet
* [http://science.nasa.gov/headlines/y2003/18feb_nlc.htm Strange Clouds] {{Webarchive|url=https://web.archive.org/web/20090619045758/http://science.nasa.gov/headlines/y2003/18feb_nlc.htm |date=19. juni 2009 }} NASA
* [http://aim.hamptonu.edu/ Aeronomy of Ice in the Mesosphere (AIM)] {{Webarchive|url=https://web.archive.org/web/20110417025819/http://aim.hamptonu.edu/ |date=17. april 2011 }}
{{Commonscat|Noctilucent clouds}}
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Fysik Kemi Vand