Still Searching for ET
When we’re looking for extraterrestrial life, other moons may be our best bet. Among the most habitable alien worlds is Saturn’s moon Titan.
In recent years, the search for potentially habitable planets outside our solar system has increased. NASA’s Kepler space telescope, launched in 2009, has found more than 1,000 possible planets so far. BBC News quotes astronomer Dirk Schulze-Makuch as saying, "The first question is whether Earth-like conditions can be found on other worlds, since we know empirically that those conditions could harbor life."
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