> including up to 5 gallons of fuel That's enough to reach critical mass of many...

		the8472 on Jan 27, 2022 \| parent \| context \| favorite \| on: We have jetpacks and we do not care > including up to 5 gallons of fuel That's enough to reach critical mass of many fissile elements. I wonder if it would be possible to build a miniature nuclear rocket with enough thrust to lift a human. The weight budget probably isn't enough to include enough shielding.

You would need to get regulatory approval to operate the reactor.