Cosmic rays may be the elusive spark for lightning here on Earth Cosmic rays may play a role in triggering lightning, a new study suggests, offering an out-of-this-world answer to a long-standing mystery. Astrobitica March 31, 2025 (Last updated: March 31, 2025) 1 minute read Cosmic rays may play a role in triggering lightning, a new study suggests, offering an out-of-this-world answer to a long-standing mystery. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: SpaceX to launch private astronauts on first crewed polar orbitNext: NASA adds Starship to launch contract