International Day of Human Space Flight

International Day of Human Space Flight is observed next on Sunday, April 12th, 2026. It is observed annually on April 12th.

Sponsor

This event does not currently have a sponsor. If you'd like to increase visibility for this event while gaining exposure for yourself or your brand, you can learn more here!

Something Wrong or Missing?

We would love to hear from you! Please contact us using this form.

Observation Notifications

Would you like to be notified before the next observation? Add this event directly to your calendar with this link. You may also sign up here to be told when other notifications are available!