Portal:Spaceflight/On This Day/30 October
- 1963 - NASA announces the cancellation of four planned Apollo missions using the Saturn I rocket.
- 1967 - A Soyuz launches the Kosmos 188 satellite.
- 1967 - A Kosmos-3M launches the Kosmos 189 satellite.
- 1968 - Soyuz 3, with cosmonaut Georgi Beregovoi aboard, returns to Earth.
- 1968 - A Kosmos-3M launches the Kosmos 250 satellite.
- 1970 - A Tsyklon-2 launches the Kosmos 375 satellite.
- 1970 - A Voskhod launches the Kosmos 376 satellite.
- 1973 - A Scout A-1 launches the NNS O-20 satellite.
- 1973 - A Kosmos-3M launches the Interkosmos-10 satellite.
- 1978 - A Molniya-M launches the Prognoz-7 satellite.
- 1979 - A Scout G-1 launches the Magsat satellite.
- 1980 - A Soyuz-U launches the Kosmos 1218 satellite.
- 1981 - Venera 13 is launched to Venus by a Proton.
- 1982 - A Titan 34D launches two DSCS satellites.
- 1985 - Space Shuttle Challenger launches on its final successful flight, STS-61-A, a Spacelab mission with eight astronauts aboard - a record for the largest crew aboard a single spacecraft from launch to landing, which still stands.
- 1990 - A Delta II launches the Inmarsat 2F-1 satellite.
- 1992 - A Proton-K launches an Ekran satellite.
- 1997 - An Ariane 5 fails to launch a Maqsat boilerplate satellite.
- 2000 - A Long March 3A launches a Beidou satellite.
- 2002 - Soyuz TMA-1 launches to the ISS atop a Soyuz-FG rocket, with three cosmonauts aboard, marking the maiden flight of the TMA-class Soyuz spacecraft.
- 2003 - A Rokot launches the SERVIS-1 satellite.
- 2006 - A Zenit-3SL launches the XM-4 satellite.
- 2011 - A Soyuz-U launches Progress M-13M to resupply the ISS.