Aurora borealis tourism has since gone on to become ... Strong auroras can appear to pulse and rotate, and feature purple and red colors as well as the more ... [+] typical green.
A "bizarre" E-shaped aurora was recently photographed dancing ... The result is "dark rings, curls or blobs that punctuate the glowing colors," according to the European Space Agency (ESA).
Skywatchers are anticipating a possible aurora borealis for parts of the US on Dec. 25 following a solar flare that spewed a coronal mass ejection (CME) toward Earth. The CME prompted a ...