This image shows hotspots of Io.
Click on image for full size
Hotspots of Io
Hotspots measured in the infrared help scientists know where the volcanoes & geysers of Io are actually located.
This picture shows an infrared map of Io at the top, and the same image of Io, in visible wavelengths, at the bottom.
Among the hotspots identified in the image are:
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