Archive for twilight green at polar latitudes

After a long, long summer day, Arctic skies are darkening again, and in the sunset observers are seeing rays of green in the twilight blue

Posted in 2014, astronomy with tags , , , , on August 31, 2014 by MARIE EMMANUELLE QUILICHINI


“I went out last night to catch the sunset–but mostly the auroras,” says Olsen. “Even before it was dark, the Northern Lights made an appearance.”

More lights are in the offing. NOAA forecasters estimate a 20% of polar geomagnetic storms during the next 24 hours. The odds of Arctic auroras are higher, however, because it doesn’t take a full-fledged storm to turn the twilight green at polar latitudes. Now is a good time to book a tour. Aurora alerts: text, voice

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