Tuesday, June 12, 2007

Mysterious signal hints at subsurface ocean on Titan

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The tentative detection of low frequency radio waves on Saturn's icy moon, Titan, could signal an underground ocean of liquid water, a new study says. If so, it would be good news for the possibility of life beneath the surface of this bizarre world.

Titan's crust is thought to be made largely of water ice, kept rock hard by the prevailing surface temperature of -178° Celsius. But theoretical models of the moon's interior suggest that ammonia-rich water deep beneath the surface could stay liquid, perhaps forming a global ocean.

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Source : NewScientistSpace




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