This page explains the northern lights, which are produced by charged particles (ions) interacting with Earth's magnetic field. Ions form when atoms gain or lose electrons during electron transfer, re...This page explains the northern lights, which are produced by charged particles (ions) interacting with Earth's magnetic field. Ions form when atoms gain or lose electrons during electron transfer, resulting in positive or negative charges. These reactive ions can combine to create neutral compounds and are influenced by magnetic fields, as illustrated by the northern lights phenomenon.