Researchers at the University of Hawaiʻi have uncovered new clues about how energy moves through the sun's outer atmosphere, using one of nature's rarest events as their window: total solar eclipses.

Satellites have captured incredible views of the Feb. 17 annular solar eclipse as the moon's shadow swept across a remote ...

A rare celestial event is going to happen on Saturday, Feb. 28. Stargazers will have the rare opportunity to see six planets ...