Portal:Spaceflight/On This Day/25 June
- 1959 - A Thor-Agena fails to launch the Discoverer 4 satellite.
- 1964 - A Scout X-4 fails to launch the ESRS satellite.
- 1965 - A Voskhod launches the Kosmos 69 satellite.
- 1965 - An Atlas-Agena launches an AFP-206 satellite.
- 1966 - A Vostok-2M launches the Kosmos 122 satellite.
- 1970 - A Titan 23B launches a KH-8 satellite.
- 1971 - A Voskhod fails to launch an unknown satellite.
- 1975 - A Voskhod launches the Kosmos 746 satellite.
- 1981 - A Proton-K launches an Ekran satellite.
- 1982 - A Molniya-M launches the Kosmos 1382 satellite.
- 1984 - A Titan 34D launches a KH-9 satellite.
- 1991 - A Kosmos-3M fails to launch an unknown satellite.
- 1992 - Space Shuttle Columbia launches on the STS-50 Spacelab mission.
- 1993 - An Ariane 4 launches the Galaxy 4H satellite.
- 1993 - A Soyuz-U launches a Resurs-F satellite.
- 1993 - A Scout G-1 launches the RADCAL satellite.
- 1997 - An Ariane 4 launches the Intelsat 802 satellite.
- 1998 - A Soyuz-U launches the Kosmos 2359 satellite.
- 2000 - A Long March 3 launches an FY-2 satellite.
- 2006 - The last Tsyklon-2 launches the Kosmos 2421 satellite.
- 2013 - A Soyuz-2.1b launches the Resurs-P No.1 satellite.
- 2013 - A Soyuz-STB/Fregat launches 4 O3b communication satellites.