Astronomy Picture of the Day
    

Keyword: geomagnetic storm
Полярное сияние на заднем дворе Aurora in the Backyard
18.03.2015

On the night of March 17/18 this umbrella of northern lights unfolded over backyards in Vallentuna, Sweden about 30 kilometers north of Stockholm. A result of the strongest geomagnetic storm of this solar cycle...



Корональный дождь и солнечная буря Coronal Rain, Solar Storm
15.11.2000

In this picture, the Sun's surface is quite dark. A frame from a movie recorded on November 9th by the orbiting TRACE telescope, it shows coronal loops lofted over a solar active region.



Кольцо северного сияния Aurora s Ring
15.10.2002

Gusting solar winds and blasts of charged particles from the Sun made the early days of October rewarding ones for those anticipating aurora. While out enjoying the stormy space weather from Toemmeraas, Norway, Trygve Lindersen recorded this picturesque apparition of the northern lights with a digital camera on October 6.



Полярное сияние на Аляске Aurora Alaskan Style
29.03.2001

Have you checked the space weather report lately? With a coronal mass ejection (CME) headed our way and an immense sunspot group tracking across the solar photosphere, skygazers should be on the alert.





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