Pictures from the Huygens probe show that Titan's sea has slow moving waves and an atmosphere similar to that of earth – about 4 billion years ago!

At a news conference today, ESA scientists announced that liquid methane rain feeds river channels, lakes, streams, and springs on the surface of Saturn's moon Titan, images.

"We have evidence of many Earth-like processes such as rain, erosion and abrasion but with very exotic materials," said Marty Tomasko, one of the scientists involved with the lander.

Wild stuff!

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Eudaimonia