With a diameter of about 3,630 kilometers, this moon is most notable for being one of the few objects in the solar system to exhibit volcanic activity.
Its thin atmosphere's primary component is sulfur dioxide. It's nearly perfectly circular orbit takes approximately 43 hours to complete. With a diameter of about 3,630 kilometers, this moon is most notable for being one of the few objects in the solar system to exhibit volcanic activity. FTP identify this moon, the innermost of Jupiter's Galilean satellites.
Its thin atmosphere's primary component is sulfur dioxide. It's nearly perfectly circular orbit takes approximately 43 hours to complete.
{Io}