Figure 13-8: RIVUXG
Io’s Glowing Volcanoes This false-color Galileo image (made while Io was in the darkness of Jupiter’s shadow) shows the infrared and visible glow from several volcanic regions, including Pele and Pillan (see Figure 13-6). These regions are substantially hotter than typical lava flows on Earth.
(Planetary Image Research Laboratory/University of Arizona/JPL/NASA)