United States Air ForceThor Delta CSpace Launch Complex 17B, Cape Canaveral SFS, FL, USA
OSO C
Launched
August 25, 1965
Image: NASA
Summary
OSO C launched on an United States Air Force Thor Delta C from Space Launch Complex 17B, Cape Canaveral SFS, FL, USA on August 25, 1965. The mission failed. It was United States Air Force's 279th launch, 48th this year and humanity's 471st orbital launch attempt. It was the 8th Thor Delta C flight and the 5th this year. The payload was bound for low Earth orbit (LEO).
- Watch
- No webcast on record.
- Vehicle
- Thor Delta C · United States Air Force
- Booster
- No booster details on record.
- Mission
- Astrophysics · Low Earth Orbit (LEO)
- Milestone
- 8th Thor Delta C flight · 5th this yearUnited States Air Force's 279th launch48th this yearhumanity's 471st orbital launch attempt78th orbital launch attempt this year
Flight preview
About this launch
OSO (Orbital Solar Observatory) satellite. Its purpose was to return data on the ultraviolet, X-ray and gamma ray emissions of the sun and galaxy.
Pad

Space Launch Complex 17B, Cape Canaveral SFS, FL, USA
23rd launch from Space Launch Complex 17B, 4th this year · 152nd from Cape Canaveral SFS, FL, USA
132 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
54 days after the previous launch from this pad
Questions
When did OSO C launch?
OSO C launched on August 25, 1965. The time is known to the hour, not the minute.
Where can I watch OSO C?
No webcast is on record for this launch.
What rocket launched OSO C?
Thor Delta C, flown by United States Air Force. Thor Delta C spec sheet
Where did OSO C launch from?
Space Launch Complex 17B, Cape Canaveral SFS, FL, USA.
What orbit was OSO C going to?
Low Earth Orbit (LEO), a astrophysics mission.
