There are moons out there that are more like giant snowballs - so much water tha... | Hacker News

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		jvanderbot on Aug 13, 2024 \| parent \| context \| favorite \| on: All of Earth's water in a single sphere (2019) There are moons out there that are more like giant snowballs - so much water that it dwarfs even our reserves.

DaoVeles on Aug 14, 2024 [–]

There was an old sci-fi trope that the reason aliens attack earth is to get at our water.

The problem with that was, 1. there are better sources of water (the oort cloud) and 2. they aren't stuck in an gravity well.

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