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HubbleSite Hubble Space Telescope Resolves Volcanoes on Io

  • Thread starter Space Telescope Science
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Space Telescope Science

The giant gaseous planet Jupiter and its moon Io are featured in this Hubble telescope picture.

One of Io's many volcanoes, Pele, appears as a dark spot surrounded by an irregular orange oval on the lower part of the moon. The orange material has been ejected from the volcano and spread over a huge area. Though the volcano was first discovered by the Voyager spacecraft, the distinctive orange color of the volcanic deposits is a new discovery.

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