A balloon half a kilometer in radius filled with hydrogen should be able to floa... | Hacker News

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		aidenn0 on March 25, 2021 \| parent \| context \| favorite \| on: Is that ship still stuck? A balloon half a kilometer in radius filled with hydrogen should be able to float the ship.

BrianOnHN on March 25, 2021 [–]

How would you acquire that much hydrogen, and how much would it cost?

aidenn0 on March 25, 2021 | [–]

Hydrogen is cheap; That's only about $42M at today's prices.

If it wasn't clear the whole "lift it with a balloon" thing was a joke though

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