How is Asteroid Day calculated?

This event is observed every year on 30 June.

When is Asteroid Day 2039?

Name: Asteroid Day
Start: 2039-06-30
End: 2039-06-30
Location: Worldwide

Thursday, 30 June 2039

Asteroid Day is an international awareness event held each year on 30 June to promote public understanding of asteroids, planetary defence, and the 1908 Tunguska event in Siberia.

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Frequently asked questions

When is Asteroid Day 2039?: Asteroid Day 2039 is on Thursday, 30 June 2039.
What day of the week is Asteroid Day 2039?: It falls on Thursday.
How is Asteroid Day calculated?: This event is observed every year on 30 June.