I know the basics of how they did it, at least, I've identified the object in question. Probably not this specific one, but this is it.

[ Pulling a rope out from under his shirt, tied to it was what they were calling the Medusa, in the shape of a mathematical trefoil knot. It's clearly technology, just not technology anyone would be familiar with. It's curious that way. ]

Don't worry, this one's out of juice. There must be some way to power it up, but I haven't figured that out yet. It's less pressing than what I was doing at the time.

[ Senku nods a bit. ] It's not so bad, everything can happen if you go at it step by step. I can't get to satellites yet, but we do have a hot air balloon and a huge ship running on oil.