Kurzgesagt - In a Nutshell
How to Catch a Dwarf Planet — Triton (MM#3)
If Neptune didn't catch Triton we might have another Dwarf Planet in our Solar system -- maybe even another Planet or double system. We show how this could have happened.
If Neptune didn't catch Triton we might have another Dwarf Planet in our Solar system -- maybe even another Planet or double system. We show how this could have happened.