Sunday, October 26, 2025

Aurora Borealis & Comet Lemmon: View from Sweden

Aurora Borealis & Comet Lemmon: View from Sweden


Astrophotographer Petr Horálek: "Last night was incredible. I have just moved to Sweden, where I organize astrophotography workshop for a group, and this is the view of nature offered over Suotojärvi Lake. The comet C/2025 A6 Lemmon was seemingly swimming in bright Aurora Borealis. The comet was so bright that we could see it with our naked eyes, even very low over the horizon. What a view, what a night! More on my website [below]."

Comet Lemmon is brightening and moving into morning northern skies. Besides Comet SWAN25B and Comet ATLAS, Comet C/2025 A6 (Lemmon) is now the third comet currently visible with binoculars and on long camera exposures. Comet Lemmon was discovered early this year and is still headed into the inner Solar System. The comet will round the Sun on November 8, 2025. It passed nearest to the Earth—about half of the Earth-Sun distance—on October 21.

Earth auroras have different names depending on the pole they occur at. Aurora Borealis, or the northern lights, is the name given to auroras around the north pole and Aurora Australis, or the southern lights, is the name given for auroras around the south pole.


Image Credit: Petr Horálek
Petr's website: https://www.petrhoralek.com/?p=25820
Capture Location: Skaulo, Sweden
Image Date: Oct. 25, 2025

#NASA #Astronomy #Space #Science #Earth #Aurora #AuroraBorealis #Comets #CometC2025A6Lemmon #Coma #CometaryTails #SolarSystem #MilkyWayGalaxy #Cosmos #Universe #Astrophotography #PetrHorálek #Astrophotographers #SuotojärviLake #Skaulo #Sweden #Sverige #STEM #Education

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