Portal:Spaceflight/On This Day/10 September

• 1965 - A Thor-Burner launches the OPS-8068 satellite.
• 1968 - A Titan IIIB launches a KH-8 satellite.
• 1971 - A Kosmos-3M launches the Kosmos 437 satellite.
• 1971 - A Thorad-Agena launches a CORONA satellite.
• 1986 - A Kosmos-3M launches the Kosmos 1777 satellite.
• 1992 - A Proton-K launches the Kosmos 2209 satellite.
• 1992 - An Ariane 4 launches the Hispasat 1A and Satcom C3 satellites.
• 2002 - An H-IIA launches the USERS and DRTS satellites.
• 2009 - The H-IIB makes its maiden flight, launching the first H-II Transfer Vehicle, HTV-1
• 2011 - A Delta II Heavy launches the twin GRAIL probes to the Moon.