09.04.25
Juno Finds Callisto’s Footprint
NASA Solar System social media features Juno’s auroral discovery.
via @NASASolarSystem on X and Facebook
As they pass through its magnetic field, Jupiter’s largest moons make “footprints” in the planet’s spectacular auroras. Footprints from three of the moons had been observed ( first image ) but Callisto’s remained elusive — until the Juno mission found it: https://go.nasa.gov/4lXhPgc
via @NASASolarSystem on X and Facebook
As they pass through its magnetic field, Jupiter’s largest moons make “footprints” in the planet’s spectacular auroras. Footprints from three of the moons had been observed ( first image ) but Callisto’s remained elusive — until the Juno mission found it: https://go.nasa.gov/4lXhPgc
Telescopic photo of Jupiters moons leaving auroral 'footprints' , taken in ultraviolet light.
image credit : NASA and the Hubble Heritage Team (STScI/AURA) Acknowledgment: NASA/ESA, John Clarke (University of Michigan)
image credit : NASA and the Hubble Heritage Team (STScI/AURA) Acknowledgment: NASA/ESA, John Clarke (University of Michigan)
Juno capturing the marks on Jupiter of all four Galilean moons. The auroras related to each are labeled Io, Eur (for Europa), Gan (for Ganymede), and Cal (for Callisto).
credit: NASA/JPL-Caltech/SwRI/UVS team/MSSS/Gill/Jónsson/Perry/Hue/Rabia
credit: NASA/JPL-Caltech/SwRI/UVS team/MSSS/Gill/Jónsson/Perry/Hue/Rabia