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    What rocky moon has a nitrogen-rich atmosphere, Earth-like weather patterns and geology, liquid hydrocarbon seas and a relatively good chance to support life? The answer is Titan, the fascinating moon of Saturn.
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    ¿Qué luna rocosa tiene una atmósfera rica en nitrógeno, patrones meteorológicos y geológicos como la Tierra, mares de hidrocarburos líquidos y una probabilidad relativamente alta de sostener vida? La respuesta es Titán, la fascinante luna de Saturno.
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    If we ever do receive a message from outer space, we´ll want to know what kind of aliens sent it. SETI researcher Seth Shostak says we shouldn´t expect them to be anything like us – in fact, they might not be biological at all,
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    New research on ancient fossils also may offer insight into finding signs of life in Martian rocks.
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