The Four More Likely Places To Host Alien Life In The Solar System

The four more likely places to host alien life in the Solar System

Briefly: NASA's astronomy picture of the day is nothing special today for some people. For me, it is special, because I like to look at the four moons that tantalise Earth scientists with the possibility of life — four moons that we should explore soon, shown here to scale. So beautiful, they never get old.

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