Lake Michigan reached a short-term peak of 21 percent ice cover last week, creating unique winter images of the lakeshore.

Stunning satellite imagery reveals the aftermath of a deep freeze in Chicago, showcasing ice formations on Lake Michigan and ...

A gigantic hole has opened up in the Sun's atmosphere and is currently big enough to spot from Earth. The structure located ...

Solar material is gusting out of the dark patch in the Sun's corona towards Earth at more than a million miles per hour.

Sky gazers in several U.S. states could get a colorful glimpse of the northern lights as we enter the weekend, thanks to a ...

The effects of a coronal mass ejection—a bubble of plasma that bursts from the sun’s surface—will likely impact Earth’s ...

The agency expects a minor or greater geomagnetic storm—a disturbance of Earth’s magnetic field—on Saturday, which increases ...

The aurora borealis is back and is expected to be visible in more than 10 states. See which states will have the best views.

Northern Michigan will have a low chance of viewing the northern lights Saturday night, with a G1 minor solar storm expected, ...