9 planets where aliens could live When NASA scientists announced earlier this year that they had found evidence of liquid water on Mars, imaginations ran wild with the possibility that life could exist somewhere other than here on Earth. Scientists continue to explore the possibility that Mars once looked a lot like Earth — salty oceans, fresh water lakes, and a water cycle to go with it. That’s exciting stuff. So where else are they looking? What exactly are they looking for?
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9 planets where aliens could liveWhen NASA scientists announced…
