Portal:Spaceflight/On This Day/21 February

• 1962 - A Thor-Agena launches the FTV 2301 satellite.
• 1965 - A Kosmos-1 launches three Kosmos satellites.
• 1966 - A Kosmos-2I fails to launch an unknown satellite.
• 1969 - The N-I rocket fails during its maiden flight due to first stage engine problems.
• 1977 - A Kosmos-3M launches the Kosmos-894 satellite.
• 1979 - A Mu-3C launches the Hakucho satellite.
• 1979 - A Proton-K launches the Ekran satellite.
• 1980 - A Soyuz-U launches the Kosmos-1165 satellite.
• 1981 - A Mu-3S launches the Hinotori satellite.
• 1981 - An Atlas-Centaur launches the Comstar D-4 satellite.
• 1984 - A Soyuz-U launches the Progress 19 resupply spacecraft to Salyut 7.
• 1984 - A Kosmos-3M launches the Kosmos-1538 satellite.
• 1985 - A Proton-K launches the Kosmos-1629 satellite.
• 1989 - A Mu-3S-II launches the Akebono satellite.
• 1993 - A Soyuz-U2 launches the Progress M-16 resupply spacecraft to Mir.
• 1996 - A Soyuz-U launches the manned Soyuz TM-23 mission to Mir.
• 1998 - An H-II launches the COMETS satellite.
• 2002 - An Atlas IIIB launches the Echostar 7 satellite.
• 2006 - An M-V launches the ASTRO-F satellite.
• 2008 - An SM-3 missile destroys the USA-193 satellite.
• 2014 - A Delta IV launches the GPS IIF-5 satellite.