On: Japan's zero-gravity space drone sends first pictu...

[LeifCarrotson]

And, in fact, that's what this device does.

It uses an array of 12 small rotating fans placed around its surface to push jets of air and move itself from place to place.

[DonHopkins → LeifCarrotson]

Can it face you with one of its fans and run it at the same high speed as the opposite fan, to keep you cool, and take photos of you with your hair blowing in the wind?

[TeMPOraL → LeifCarrotson]

Yes, I know.

My point was that in principle, you could abuse reaction wheels to give you translation capability if you're moving through air.