Asteroid Day 2516

Tuesday, 30 June 2516

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 2516?
Asteroid Day 2516 is on Tuesday, 30 June 2516.
What day of the week is Asteroid Day 2516?
It falls on Tuesday.
How is Asteroid Day calculated?
This event is observed every year on 30 June.