United States Air ForceDelta 3914Space Launch Complex 17A, Cape Canaveral SFS, FL, USA
OTS 1
Launched
September 13, 1977
Summary
OTS 1 launched on an United States Air Force Delta 3914 from Space Launch Complex 17A, Cape Canaveral SFS, FL, USA on September 13, 1977. The mission failed. It was United States Air Force's 696th launch, 16th this year and humanity's 2,006th orbital launch attempt. It was the 3rd Delta 3914 flight and the 1st this year. The payload was bound for Geostationary Orbit (Direct-GEO).
- Watch
- No webcast on record.
- Vehicle
- Delta 3914 · United States Air Force
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Orbit (Direct-GEO)
- Milestone
- 3rd Delta 3914 flight · 1st this yearUnited States Air Force's 696th launch16th this yearhumanity's 2,006th orbital launch attempt91st orbital launch attempt this year
Flight preview
About this launch
Experimental communications satellite developed by ESRO and operated by ESA
Pad

Space Launch Complex 17A, Cape Canaveral SFS, FL, USA
61st launch from Space Launch Complex 17A, 3rd this year · 331st from Cape Canaveral SFS, FL, USA
145 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
187 days after the previous launch from this pad
Questions
When did OTS 1 launch?
OTS 1 launched on September 13, 1977. The time is known to the hour, not the minute.
Where can I watch OTS 1?
No webcast is on record for this launch.
What rocket launched OTS 1?
Delta 3914, flown by United States Air Force. Delta 3914 spec sheet
Where did OTS 1 launch from?
Space Launch Complex 17A, Cape Canaveral SFS, FL, USA.
What orbit was OTS 1 going to?
Geostationary Orbit (Direct-GEO), a communications mission.
![[AUTO] Delta 3910 - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fdelta_3910_image_20231231105538.jpeg&w=1600)