The Islands of Loki as Viewed by Voyager 1 and Juno's JIRAM
Jet Propulsion Laboratory https://www.jpl.nasa.gov/ Dec. 12, 2024
A map of infrared radiance in Loki Patera on Jupiter's moon Io, as measured by the Jovian Infrared Auroral Mapper (JIRAM) instrument aboard NASA's Juno spacecraft, right, and by NASA's Voyager 1, left.
More information about Juno is at https://www.nasa.gov/juno and https://missionjuno.swri.edu.