Ongoing Volcanic Eruption at Tvashtar Catena, Io

Temperature Map of Pele, Io

Earth Mars Comparison

Caldera-like depression on Ganymede

Europa's Frozen Surface

Snapshots of Chaac: Io's calderas up close

Europa Impact Crater

Ganymede dark terrain at high resolution

Not-so-smooth bright terrain of Harpagia Sulcus

Hot Spots on Io

Stereo Image of Tvashtar Catena, Io

Very High Resolution View of Io's Surface

Region of Ganymede with mix of terrains

Stair-step scarps in dark terrain on Ganymede

Northern Plume and Plume Deposits on Io

Stereo Image of Zal Patera and Neighboring Mountain, Io

Camaxtli Patera, An Active Volcanic Center on Io

Regional view of bright and dark terrain

Opposite Side of Callisto from Valhalla Impact

Colorized View of Zal Region, Io

Io's Prometheus Volcano at Various Resolutions

Ganymede feature resembling Europa

Eruption at Tvashtar Catena on Io

Io's Tvashtar Area in Infrared: Multiple Lava Flows

Shamshu Mons and Patera, Io

Sources of Volcanic Plumes Near Prometheus

Comparison of Ganymede and Europa features

Amirani's Big Lava Flow on Io

Io's Loki in Infrared: Hot Edge

Highest-Resolution Picture of Io

Io's Chain of Craters

Perspective view of Arbela Sulcus, Ganymede

Tohil Mons, Io

Io's Pele Glowing in the Dark

Lava Flows and Ridged Plains at Prometheus, Io

Giant Lava Flow on Io, in Color

Bright-Dark terrain boundary, Ganymede

Slumping Cliff on Io in High Resolution

Myriad of Hot Spots on Io

Galileo Takes a Close-up Look at Prometheus

Bright-Dark terrain boundary in stereo

Galileo and Cassini Image Two Giant Plumes on Io

Lava Channel at Io's Emakong Patera

Sulphur Dioxide on the Chaac Region of Io

Ammonia Ice near Jupiter's Great Red Spot

Bright-dark boundary and topographical model

Io's Nighttime Heat

Colorful Tupan Patera, Io

Arbela Sulcus flyover movie