The object, nicknamed Farout, is three and a half times farther away than Pluto
Ancient stellar flyby reshaped the outer Solar System
Researchers have theorised that a primordial stellar intruder not only stole material from our Solar System, but mixed up the orbits of Kuiper Belt objects
Does Planet X exist?
Could another planet exist in the Kuiper Belt? The jury is still out…
Top Five: Bizarre space conspiracy theories
We take a look at five of the most ridiculous space conspiracy theories that have somehow found their way into the public domain.