Jupiter's moon, Europa has
been the topic of investigation about the survival of life due to the strong likelihood
of a liquid water ocean underneath its ice surface. Hydrothermal
vents on the end of the ocean, if they be existent, may warm the ice
and could be adept of supporting multicellular microorganisms.
It is also conceivable that Europa could care aerobic macrofauna using oxygen shaped
by cosmic rays smashing up its surface ice.
