Sept. 22's equinox will put Earth in a position where the solar wind can interact with Earth's magnetic field to cause cracks, fueling bright Northern Lights.

NOAA says a geomagnetic storm has the potential to cause the Northern Lights to become visible in some states this week. Here's what to know.

Intense geomagnetic activity around the fall equinox may lead to an active aurora season. Did you miss out on seeing the northern lights earlier this year? You may be in luck—either leading up to or following the fall equinox,