Portal:Spaceflight/On This Day/17 July
- 1964 - An Atlas-Agena launches the Vela 2A and 2B satellites.
- 1965 - A Thor-Agena launches the OPS-8411 satellite.
- 1967 - An R-36 launches the Kosmos 169 spacecraft.
- 1975 - A Kosmos-2I launches the Kosmos 750 satellite.
- 1977 - A Proton-K launches the Kosmos 929 satellite.
- 1981 - A Soyuz-U launches the Kosmos 1283 satellite.
- 1984 - A Soyuz-U2 launches the manned Soyuz T-12 mission.
- 1985 - A Molniya-M launches a Molniya-3 satellite.
- 1986 - A Soyuz-U launches the Kosmos 1764 satellite.
- 1990 - A Soyuz-U launches a Resurs-F satellite.
- 1991 - An Ariane 4 launches the ERS-1 satellite.
- 1991 - A Pegasus fails to launch seven Microsat satellites.
- 1999 - A Zenit-2 launches an Okean satellite.
- 2003 - An Atlas V launches the Rainbow 1 satellite.