International Day of Human Space Flight 12 April 12 Apr 2017 12 April 1961 At USSR(Russia) it was really fun day! 12 April 1961 was the date of the first human space flight, carried out by Yuri Gagarin. Related news 17 Sep 2026 Empowering a community of over 24,000 professionals: The MCAA unveils its Annual Report 2025 10 Sep 2026 The MCAA supports the right to participate in and benefit from science 01 Sep 2026 The MCAA adopts a Gender, Diversity, Equity, and Inclusion Strategy for 2026–2029
17 Sep 2026 Empowering a community of over 24,000 professionals: The MCAA unveils its Annual Report 2025
