Space.comStefanie Waldek

Juno captures ultraviolet auroras on Ganymede that resemble Earth's northern lights

During a brief flyby, NASA's Juno spacecraft captured ultraviolet auroras on Jupiter's moon Ganymede, showing filamentary emissions that resemble Earth's northern lights. The observations provide fresh constraints on how Ganymede's intrinsic magnetic field interacts with Jupiter's magnetosphere and accelerates charged particles.

2026-03-04T11:11:59.202099-08:00