Northern Lights in purple, visable around the Arctic Circle from September to April. These colors are a result of very strong outbreaks of solar flares some days ago (Bø i Vesterålen. Photo: Øystein Lunde Ingvaldsen / www.nordnorge.com).
Amazing Aurora Borealis
Aurora Borealis/Northern Lights - Canada.
Spaceweather.com Time Machine In auroras, blue is a sign of nitrogen. Energetic particles striking ionized molecular nitrogen (N2+) at very high altitudes produces a cold azure glow
Photograph Northern lights - Tampere by Atacan Ergin on 500px
Something magical is happening around the Arctic Circle this week. The blue midnight skies of spring are intermingling with the gray snow clouds of winter--with a dash of green cutting through the mix.
SkyRise.I want to go see this place one day.Please check out my website thanks. www.photopix.co.nz