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Europa Report: Jupiter's Icy Moon Explained (Infographic)

Infographic: Jupiter's moon Europa has a huge underground ocean.
Scientists are eager to learn if Europa's huge subsurface ocean harbors alien life. (Image credit: by Karl Tate, Infographics Artist)

In 1610, when Galileo Galilei turned his telescope toward Jupiter, he saw four tiny points of light accompanying the planet. These are the Galilean satellites, the four largest of the 67  known moons of Jupiter. The smallest of the Galileans is Europa.

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Karl Tate
Karl's association with SPACE.com goes back to 2000, when he was hired to produce interactive Flash graphics. Starting in 2010, Karl has been TechMediaNetwork's infographics specialist across all editorial properties.  Before joining SPACE.com, Karl spent 11 years at the New York headquarters of The Associated Press, creating  news graphics for use around the world in newspapers and on the web.  He has a degree in graphic design from Louisiana State University. To find out what his latest project is, you can follow Karl on Google+.