Tag: megastructures
-
No, a black hole can’t be used as a rocket
With a headline like that, I need to introduce some concepts. First, a black hole: if you have enough stuff in a small enough volume, the outside is causally disconnected from the inside. This is normally phrased as “nothing, not even light, can escape”, but that’s a little misleading because… Second: Black holes emit Hawking…
-
Megastructures
Megastructures are big. Really big. You just won’t believe how vastly, hugely, mind-bogglingly big they are. I mean, you may think you live in a big city, but that’s just peanuts to even the smallest megastructure. Three of the more famous megastructures: A Halo installation: 10,000 km by 318 km (¹) A Culture Orbital: 3,000,000…