Timelapse video in the Aurora Borealis during a solar bad weather over Moon Lake in Riding a bike Mountain National Park, Manitoba, Alberta. (Negative Tilt Photography)
Northern lights most certainly been painting the sky and impressive photographers this week. On Tuesday each, a high speed solar wind drive caused a G2-moderate geomagnetic bad weather that sparked an aurora this dipped as far south just as Iowa and southern Wisconsin.
You may thank a large coronal hole, growing out a strong solar wind, on behalf of Tuesday night's light show.
[Giant sunspot, large coronal hole pointed at Earth]
"Coronal holes are basically generous 'nozzles' on the Sun for highspeed solar wind, " says Person Kunches, our space weather practiced. "They don't erupt suddenly some other solar flares, but rather emit continual and fast solar wind. Revestir wind typically flows at about a million miles per hour, but through coronal holes it can be twice as fast. "
Coronal holes appear as ebony spots on NASA's enhanced photographs of the sun (left). This occurrence solar wind activity is out of the coronal hole on the lower effectively of the solar disk image. Just another hole — the one on the left — will be rotating toward Earth at the next week or two.
The aurora in Moon Lake in Riding Hill National Park, Manitoba, Canada. (Jeff Boyce)
NASA astronaut Terry Virts says that the aurora near Visa for australia was the "most incredible" he's detected:
Flying away from one of the most incredible auroras I've seen, just west pertaining to #Australia. pic. twitter. com/8ukggCwfHr — Terry W. Virts (@AstroTerry) Might just 13, 2015
Grand Portage, Minn. (Travis Novitsky via spaceweather. com)
this morning's auroras from Leading Michigan, so bright I had to corrupt the car @EpicCosmos @Ginger_Zee #auroraborealis pic.. twitter. com/Mrf4oQEcgI — Lake Modern Photo (@LAKSuperiorFoto) May 13, 2015
Aurora Borealis, near Fountain, Mn, May 12, 2015. #mnwx @RandyBrock @TamithaSkov @spann pic. twitter. com/9wjOCpaLfg — Jacob Ferden (@jacobferden) Might just 13, 2015
Alberta, Canada forward Tuesday morning. (Zoltan Kenwell like a spaceweather. com)
WOW! Northern Therapy lights this Tuesday night seen in Rating Prairie, Wisconsin. Photo: Troy Schmidt. #Aurora #NorthernLights pic. twitter. com/VAHTxRF1e9 — Mark Tarello (@mark_tarello) Might just 13, 2015
INCREDIBLE auroras as part of New Auburn, Wi tonight!!! @spann @Ginger_Zee @WEAUHoffman @reedtimmerTVN @news8michelle pic.. twitter. com/8wt0rIl0Q1 — Justin Phillips (@WiStrmChaser) May 13, 2015
In close proximity Rice Lake, Wisc. (Dirk. Ersus. Miller via spaceweather. com)
Yellowstone National Park, Wyo., on Tues morning. (Jack Webb via spaceweather. com)
Grafton, Iowa. (Steve Yezek via spaceweather. com)
A weak aurora over Madison, Wisc., forward Wednesday morning. (Jerry Zhu like a spaceweather. com)
Keller, Wash. (Rocky Raybell via spaceweather. com)
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A week ago, AR2339 unleashed an X2-class solar flare
Photos from the nice St . Patrick's Day aurora
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