Galileo Galilei discovered it on 7 January 1610.
jupiters ice moon is Io
Me in July
Jupiters Moon: Io
The four largest moons of Jupiter discovered by Galileo are Io, Europa, Ganymede, and Callisto.
For being one of Jupiters famous moons. TAMJA!
Galileo
Ganymede is Jupiter's largest moon. The top four of its largest moons are Europa, Io, Callisto, and Ganymede.
Io - a moon of Jupiter
Yes. IO has over 400 active volcanoes and it is one of the most geologically active objects in the Solar System. Voyager 1 photographed a volcano erupting on IO.
Galileo discovered all three
Jupiter's moon Io may be the most volcanically active object in the solar system. Some of Io's volcanoes have been observed to erupt into orbit.
The moon Io is considered very active. It is one of Jupiters moons