Pluto is a dwarf planet in the Kuiper belt.
In the 1840s, Urbain Le Verrier used Newtonian mechanics to predict the position of…
The name Pluto is for the Roman god of the underworld, from a Greek epithet for Hades…
Once Pluto was found, its faintness and lack of a viewable disc cast doubt…
Pluto’s orbital period is about 248 years…