Source - Space Weather News for Feb. 22, 2017:
http://spaceweather.comSOLAR
WIND ADVISORY: Earth is about to enter a stream of solar wind flowing
from a hole in the sun's atmosphere. NOAA forecasters estimate a 60%
chance of polar geomagnetic storms on Feb. 23rd as the solar wind speed
quickens to 550 km/s or more. Arctic sky watchers should be alert for
auroras on Thursday and Friday nights. Updates and sightings @
Spaceweather.comAURORA ROCKET LAUNCH: On Feb. 22nd, researchers
from Dartmouth College launched a rocket directly into auroras dancing
above Alaska. See the launch and find out why they did it on today's
edition of
Spaceweather.com.
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