Ocean Worlds Within Our Galaxy

Far-off alien planets covered in vast oceans might be common in our Milky Way galaxy, scientists find. “Ocean worlds” are terrestrial planets that have significant amounts of water either on their surfaces or in a subsurface sea. In a new study, researchers decided to see how many planets in the Milky Way might fit into the category of “ocean world.” They found that more than a quarter of the 53 exoplanets they studied could potentially be ocean worlds.

Our Milky Way Galaxy May Be Teeming with Ocean Worlds

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