Science finally has an answer for why the Greek letter theta appears in the form of aurorae near the north and south poles.
In recent weeks, the International Space Station crew have been treated some some mind-blowing auroral displays. Here are some of our favorite moments.
The northern lights illuminated the night sky near the Arctic Circle that could even be appreciated by astronauts living on the International Space Station.
The northern lights dance in a breathtaking display over Sweden.
The aurora borealis is the result of charged particles dancing across the upper atmosphere of our planet. Join Trace as he discusses why we should shoot rockets at auroras ... for science!
A veteran night sky observer captures a mesmerizing image over Maine's Moosehead Lake.
Get an inside look at the aurora borealis and find out more about this intense space weather.