Portal:Spaceflight/On This Day/18 July
- 1962 - An Atlas-Agena launches the FTV-2403 satellite.
- 1965 - A Molniya launches the Zond 3 spacecraft.
- 1966 - An Atlas-Agena launches a GATV spacecraft for use by Gemini 10.
- 1966 - A Titan II launches the Gemini 10 mission.
- 1968 - A Kosmos-2I launches the Kosmos 233 satellite.
- 1978 - A Proton-K launches a Raduga satellite.
- 1980 - An SLV launches the IRS-1 satellite.
- 1980 - A Molniya-M launches a Molniya-3 satellite.
- 1988 - A Soyuz-U2 launches the Progress 37 spacecraft to resupply Mir.
- 1988 - A Kosmos-3M launches the Kosmos 1959 satellite.
- 1989 - A Soyuz-U launches a Resurs-F satellite.
- 1989 - A Soyuz-U2 launches the Kosmos 2031 satellite.
- 1990 - A Proton-K launches the Kosmos 2085 satellite.
- 1998 - A Long March 3B launches the Sinosat-1 satellite.
- 2004 - An Ariane 5 launches the Anik F2 satellite.
- 2011 - A Zenit-3F launches the Spektr-R radio telescope.