How is Asteroid Day calculated?

This event is observed every year on 30 June.

When is Asteroid Day 2029?

Name: Asteroid Day
Start: 2029-06-30
End: 2029-06-30
Location: Worldwide

Saturday, 30 June 2029

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.

Add to your calendar

Download an iCalendar file for Asteroid Day and add it to your calendar app.

Add to calendar

Frequently asked questions

When is Asteroid Day 2029?: Asteroid Day 2029 is on Saturday, 30 June 2029.
What day of the week is Asteroid Day 2029?: It falls on Saturday.
How is Asteroid Day calculated?: This event is observed every year on 30 June.