GEMINID METEOR SHOWER: Earth is entering a stream of debris from "rock
comet" 3200 Phaethon, source of the annual Geminid meteor shower. Last
night, NASA cameras recorded more than a dozen fireballs over the USA.
Geminid activity should remain relatively high for the next three or
four nights, with a peak expected on Dec. 13-14. Check http://spaceweather.com for more information and observing tips.
GEOMAGNETIC STORM: On Dec. 7th, a solar wind stream hit Earth's
magnetic field, sparking an unexpected geomagnetic storm and Northern
Lights over several US states. Did you miss it?