It looked like the Sun was heading toward a historic lull in activity. That trend flipped in 2008, according to new research.

September’s full moon will be accompanied by a total lunar eclipse that will be visible to much of the world. Here’s how to ...

Earth ’s moon phases cycle from month to month, waning and waxing in its constant transformation from new moon to full moon and back again. This lunar cycle happens in part because the moon does not ...

Researchers explore the likelihood that Earth's climate, as affected by solar heat, plays a role in seismic activity. Using mathematical and computational methods, they analyzed earthquake data ...

The stunning image shows the Moon, the northern lights, and the city lights over North America during peak solar activity.

PORTLAND, Ore. (KATU) — This April, Oregon will once again find itself in the path of the Moon’s shadow, but only partially. On April 8, a total solar eclipse will cut a path through Texas, Oklahoma, ...

In a new study published in The Astrophysical Journal Letters, NASA researchers reveal that the Sun — long believed to be ...