Space
Saturn’s moon Titan has an alien lake district that looks like Earth
NASA's Cassini spacecraft used radar data to scan the surface of Saturn's moon Titan, helping us learn about its lakes of methane
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NASA's Cassini spacecraft used radar data to scan the surface of Saturn's moon Titan, helping us learn about its lakes of methane
Craters on the moon show that it and Earth faced a massive increase in large meteorite strikes about 290 million years ago, which could have endangered life on the planet