A solar flare could create a geomagnetic storm and put on a stunning show for much of the US and Europe

A large solar flare erupted Thursday and is set to reach Earth Saturday, which could result in a strong geomagnetic storm and cause the aurora borealis, or Northern Lights, to be visible across the US and Europe.

A large solar flare erupted Thursday and is set to reach Earth Saturday, which could result in a strong geomagnetic storm and cause the aurora borealis, or Northern Lights, to be visible across the US and Europe.