Pluto Demoted Day 2008

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

Frequently asked questions

When is Pluto Demoted Day 2008?

Pluto Demoted Day 2008 is on Sunday, 24 August 2008.

What day of the week is Pluto Demoted Day 2008?

It falls on Sunday.

How is Pluto Demoted Day calculated?

This event is observed every year on 24 August.