Europa's proposed ocean could be rich in oxygen

Calculations bode well for possibility of life on Jupiter’s moon

By Ron Cowen, 12:25 PM October 13, 2009

FAJARDO, Puerto Rico — If there are any fish on Jupiter’s moon Europa, they can breathe easy.

Researchers hunting for signs of life beyond Earth have long been drawn to Europa because several features of the moon’s icy surface — including its bright color, networks of long fractures and crater-free terrain — suggest that the moon contains a vast ocean buried under the ice. Now one researcher has calculated that the proposed ocean may receive about 100 times more oxygen than previous models...

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