Portal:Spaceflight/On This Day/6 August

• 1961 - A Vostok-K launches the manned Vostok 2 mission.
• 1963 - A Kosmos-2I launches the Kosmos 19 satellite.
• 1968 - An Atlas-Agena launches an AFP-827 satellite.
• 1968 - A Titan IIIB launches a KH-8 satellite.
• 1969 - A Tsyklon-2 launches the Kosmos 291 satellite.
• 1974 - A Soyuz-U launches the Kosmos 670 satellite.
• 1976 - A Titan 34B launches the OPS-7940 satellite.
• 1981 - An Atlas-Centaur launches the FLTSATCOM-5 satellite.
• 1981 - A Kosmos-3M launches eight Strela satellites.
• 1984 - A Soyuz-U launches the Kosmos 1587 satellite.
• 1986 - A Soyuz-U launches the Kosmos 1770 satellite.
• 1992 - A Molniya-M launches a Molniya-1 satellite.
• 2000 - A Soyuz-U launches the Progress M1-3 spacecraft to resupply the ISS.
• 2001 - A Titan IV launches the DSP-21 satellite.
• 2011 - An Ariane 5 ECA launches the Astra 1N and BSat 3c/JCSAT 110R satellites.
• 2012 - A Proton-M/Briz-M fails to launch the Telkom-3 and Ekspress MD2 communication satellites, due to a malfunction of the Briz-M upper stage.