Pluto Demoted Day 2023

Pluto Demoted Day marks the decision that classified Pluto as a dwarf planet.

Frequently asked questions

When is Pluto Demoted Day 2023?

Pluto Demoted Day 2023 is on Thursday, 24 August 2023.

What day of the week is Pluto Demoted Day 2023?

It falls on Thursday.

How is Pluto Demoted Day calculated?

This event is observed every year on 24 August.