Apr 12, 2011
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2012
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2013
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2014
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2015
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2016
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2017
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2018
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2019
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2020
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2021
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2022
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2023
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2024
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2025
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2026
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2027
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2028
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2029
International Day of Human Space Flight
United Nations observance
United States
Apr 12, 2030
International Day of Human Space Flight
United Nations observance
United States