A geomagnetic storm watch has been issued by the National Oceanic and Atmospheric Administration's Space Weather Prediction ...
The new moon of December occurs tonight. A day later, Southern Hemisphere observers will see the peak of the Phoenicid meteor ...
A geomagnetic storm watch has been issued by the National Oceanic and Atmospheric Administration's Space Weather Prediction Center, meaning the northern lights -- or aurora boreal ...
Called Olbers’ paradox, the seemingly simple mystery of the sky’s darkness is something that stumped astronomers for ...