Large Satellite

Fluid Flow in Ceres Due to Core Heating

This illustration depicts the interior of dwarf planet Ceres. Carbon dioxide and methane are among the molecules carrying chemical energy…

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…

Three Views of Io’s Southern Hemisphere

Images of Io captured in 2024 by the JunoCam imager aboard NASA's Juno show significant and visible surface changes near…

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.

NASA’s Juno Sees Changes at Masubi

The Stellar Reference Unit (SRU) on NASA's Juno spacecraft collected this visible wavelength image of Io's night side while the…

NASA’s Juno Captures Lava Channel Thermal Emissions at Zal Patera

The Stellar Reference Unit (SRU) on NASA's Juno spacecraft made this observation on Dec. 30, 2023, of a thermal emission…

NASA’s Juno Sees Glowing Lava on Io

The Stellar Reference Unit (SRU) on NASA's Juno spacecraft observed an unprecedented glow from active lava at the base of…

NASA’s Juno Captures Thermal Emissions at Zal Montes

Glowing thermal emission from active lava breakouts are observed by the Stellar Reference Unit (SRU) on NASA's Juno spacecraft on…