International Day of Human Space Flight 2011

International Day of Human Space Flight marks the beginning of human space exploration.

Frequently asked questions

When is International Day of Human Space Flight 2011?

International Day of Human Space Flight 2011 is on Tuesday, 12 April 2011.

What day of the week is International Day of Human Space Flight 2011?

It falls on Tuesday.

How is International Day of Human Space Flight calculated?

This event is observed every year on 12 April.