Three rockets will take off from Poker Flat Research Range northeast of Fairbanks in the coming days, as NASA seeks knowledge ...

A massive coronal hole has opened on the sun, sending high-speed solar wind toward Earth and increasing aurora activity.

Astronomers await a rare cosmic event as T Coronae Borealis, the Blaze Star, prepares to erupt in a thermonuclear explosion, making it briefly visible in the night sky.