81 Jupiter’s Satellites
Jupiter’s Galilean Satellites
Brief Descriptions
Callisto
- A heavily-cratered iceball
Europa
- Liquid water oceans below the “crust”
Ganymede
- Biggest in the solar system, tectonic twists
Io
- Most active volcanoes in the solar system, Sulfur
![Image Jupiter’s Galilean satellite Callisto with heavily-cratered iceballs.](http://cel.fscj.edu/LUMENS/ast-1002-package/img/figure-119-callisto.jpg)
![Image Jupiter’s Galilean Satellite Europa with possible liquid water oceans below the crust.](http://cel.fscj.edu/LUMENS/ast-1002-package/img/figure-120-europa.jpg)
![Image Jupiter’s Galilean Satellite Ganymede, the biggest in the solar system with tectonic twists.](http://cel.fscj.edu/LUMENS/ast-1002-package/img/figure-121-gaymede.jpg)
![Image of Jupiter’s Galilean satellite Io.](http://cel.fscj.edu/LUMENS/ast-1002-package/img/figure-122-io.jpg)