How is Asteroid Day calculated?

This event is observed every year on 30 June.

When is Asteroid Day 1983?

Name: Asteroid Day
Start: 1983-06-30
End: 1983-06-30
Location: Worldwide

Thursday, 30 June 1983

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.

Frequently asked questions

When is Asteroid Day 1983?: Asteroid Day 1983 is on Thursday, 30 June 1983.
What day of the week is Asteroid Day 1983?: It falls on Thursday.
How is Asteroid Day calculated?: This event is observed every year on 30 June.