The microwave radiometer aboard NASA’s Juno spacecraft reveals the hidden atmospheric circulations at work deep below Jupiter’s colorful clouds.
Jupiter
Posted inResearch Spotlights
Could Low-Altitude Reconnection Power Jupiter’s Polar Aurorae?
Magnetic reconnection events less than 2 Jovian radii above the planet’s cloud tops could explain why Juno has yet to observe a source for Jupiter’s polar aurore.
Posted inResearch Spotlights
Juno Detects Jupiter’s Highest-Energy Ions
Trapped ions discovered at midlatitudes can have energies exceeding 100 megaelectron volts per nucleon. Their detection adds to our understanding of the powerful radiation environment around Jupiter.
Posted inEditors' Highlights
Fingerprints of Jupiter Formation
Meteorite isotopes, meteorite paleomagnetics, and planet formation models collectively show Jupiter formation via first slow then fast collection of material by core accretion in
Posted inEditors' Highlights
Dawn Storms at Jupiter
Juno spacecraft observations provide the first global description of dawn storms in Jupiter’s aurorae, from their initiation to their end.
Posted inResearch Spotlights
Juno Maps Water Ice Across Northern Ganymede
Infrared observations from instruments on the Juno spacecraft cover regions of Ganymede not visible to Earth-based telescopes.
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Jupiter’s Ocean Moons Raise Tidal Waves on One Another
New research considers the effect of Jupiter’s Galilean moons on each other’s oceans for the first time.
Posted inResearch Spotlights
“Mushballs” May Drive Ammonia Transport on Jupiter
Hail might account for observed depletions of ammonia in the planet’s atmosphere.
Posted inResearch Spotlights
Two Moons and a Magnetosphere
Decades of research have illuminated how Io and Europa shape—and are shaped by—Jupiter’s giant magnetosphere.
Posted inEditors' Highlights
Using a Machine to Help Us Learn About Jupiter’s Aurora
A first usage of principal component analysis on Hubble images of Jupiter’s auroral ovals reveals the most common patterns, and machine learning classification reveals their physical causes.