Electrons can surf electromagnetic waves toward Earth, reaching speeds of up to 45 million miles per hour.
Physicists determine how auroras are created
Mystery solved: Jupiter's X-ray aurora explained. X-ray flares are triggered by periodic vibrations in Jupiter's magnetic field lines, which create waves of plasma that allow ions to “surf” down into the atmosphere
Scientists Have Proved What Causes The Northern Lights : NPR
Ionosphere, atmospheric region
Physics - A Particle Accelerator in the Radiation Belts
Northern lights caused by powerful electromagnetic waves that accelerate electrons toward Earth
Why you shouldn't wait until winter to see the Northern Lights
Aurora
Aurora Tutorial NOAA / NWS Space Weather Prediction Center
NASA's THEMIS Sees Auroras Move to the Rhythm of Earth's Magnetic Field - NASA
What causes auroras?