SRU (Stellar Reference Unit)

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…

NASA’s Juno Sees New Flows at Zal Montes

A zoom of a Dec. 30, 2023, image from the Stellar Reference Unit (SRU) aboard NASA's Juno spacecraft shows Io's…

NASA’s Juno Sees Fresh Lava Flows at Zal Patera

This black-and-white image of Io's surface was taken by the Stellar Reference Unit (SRU) aboard NASA's Juno spacecraft during a…

Europa Seen Up Close by Juno’s SRU

This black-and-white image of Europa's surface was taken by the Stellar Reference Unit (SRU) aboard NASA's Juno spacecraft during the…

Juno’s Star Camera Sees Europa Close-Up

Surface features of Jupiter's icy moon Europa are revealed in an image obtained by Juno's Stellar Reference Unit (SRU) during…

Perseus and Jupiter’s Main Dust Ring

This annotated, high-resolution image of Jupiter's main dust ring was collected by the Stellar Reference Unit (SRU) navigation camera aboard…