These “ex-machina” universes will help understand the physical rules that our actual space-time
Early Uranus collided with object twice the size of Earth
Based on recent simulations, a powerful collision with a massive object four billion years ago could explain a number of Uranus’ observed attributes
Exoplanet discoveries suggest we’re not the only advanced civilisation in the universe
As we find more alien worlds, it’s possible to work out whether any other advanced life has ever existed