Some U.S. states could be treated with a northern lights display due a minor geomagnetic storm on the sun, according to space forecasts.

According to Dr. Schmoll, the Earth's magnetic field has a north and south pole, just like any magnet. The sun does as well. Dr. Schmoll says that science is still figuring out the specifics, but in short, the poles of the sun and Earth line up better during the equinox, which is conducive to more frequent auroras.

Many northern lights watchers over the years will tell you: Patience is key to catching a glimpse of this wonder of Mother Nature. And Tuesday night’s show didn’t disappoint those New ...