JIRAM

Juno’s JIRAM Captures Hots Spots on Io

Made with data from the JIRAM instrument aboard NASA's Juno, this animation shows the south polar region of Jupiter's moon…

Massive Hot Spot on Io

A massive hotspot can be seen just to the right of Io's south pole in this annotated image taken by…

The Islands of Loki as Viewed by Voyager 1 and Juno’s JIRAM

A map of infrared radiance in Loki Patera on Jupiter's moon Io.

Juno Captures Lava Lake Chors Patera on Io

Infrared data collected Oct. 15, 2023, by the JIRAM instrument aboard NASA's Juno spacecraft shows Chors Patera, a lava lake…

Ganymede Grooved Terrain as Seen by Juno’s JIRAM

Processed data from the Jovian InfraRed Auroral Mapper (JIRAM) spectrometer aboard NASA's Juno mission is superimposed on a mosaic of…

4 Looks at Io Volcanoes

These infrared views of volcanic activity of Jupiter's moon Io were collected by the JIRAM (Jovian Infrared Auroral Mapper) instrument…

Oscillating Cyclones at Jupiter’s South Pole

In this animation, forces created by movement toward the south pole of a circumpolar cyclone results in the temporary shift…

Movement at Jupiter’s South Pole

This animation depicts the invisible forces at work at Jupiter's south pole that keep the five circumpolar cyclones there in…

Jupiter’s Polar Vortices Over Five Years

This annotated composite image depicts the movement of the polar and circumpolar cyclones of Jupiter's south pole between 2016 and…