The scientists also took images of Jupiter’s auroras with NASA’s Hubble Space Telescope at the same time Webb made its observations, capturing them in ultraviolet light. They uncovered a strange discrepancy between the two sets of data, the brightest light observed by Webb had no real counterpart in the Hubble images.

NASA's James Webb Space Telescope reveals mega auroras on Jupiter, hundreds of times brighter than Earth's, triggered by solar storms.