Pluto Demoted Day 2019

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

Frequently asked questions

When is Pluto Demoted Day 2019?

Pluto Demoted Day 2019 is on Saturday, 24 August 2019.

What day of the week is Pluto Demoted Day 2019?

It falls on Saturday.

How is Pluto Demoted Day calculated?

This event is observed every year on 24 August.