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In 1348 days until International Day of Human Space Flight 2030!

International Day of Human Space Flight 2030 falls on April 12, 2030. Use the countdown to plan your celebration — history, traditions, fun facts and emoji stickers below.

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📖 Read the full International Day of Human Space Flight guide →

🚀 About International Day of Human Space Flight

Celebrates Yuri Gagarin's first human spaceflight on April 12, 1961. Celebrated in world.

🔗 More observances to look forward to

International Holocaust Remembrance DayMartin Luther King Jr. DayPresidents' DayNational Maritime DayMemorial DayJuneteenth