It was Friday afternoon and she and her friends were driving to visit her parents when they suddenly spotted a massive storm ... cloud mass on the horizon and the sky suddenly turning dark over ...

Sporadic E layers lit up during a solar storm, moving from poles to equator—surprising researchers and revealing potential communication threats.

June storm clouds don’t often form before early afternoon, but this one did. It looked like a doozy, too, towering and dark, ...

It's named Eos, after the Greek goddess of the dawn, and contains approximately 3,400 solar masses worth of gas.

Shelf clouds typically form along the leading edge of a thunderstorm. As the storm pushes out cool air in a downdraft, it ...

The formation, which the team of researchers who discovered it named "Eos" after the Greek goddess of dawn, is believed to be one of the largest structures in the sky and among ... "This cloud is ...