United States Air ForceThor DM-21 Agena-BSpace Launch Complex 1W, Vandenberg SFB, CA, USA
KH-5 3
Launched
June 8, 1961
Image: USAF
Summary
KH-5 3 launched on an United States Air Force Thor DM-21 Agena-B from Space Launch Complex 1W, Vandenberg SFB, CA, USA on June 8, 1961. The mission failed: Power failure. It was United States Air Force's 46th launch, 8th this year and humanity's 110th orbital launch attempt. It was the 9th Thor DM-21 Agena-B flight and the 5th this year. The payload was bound for low Earth orbit (LEO).
- Result
- Power failure.
- Watch
- No webcast on record.
- Vehicle
- Thor DM-21 Agena-B · United States Air Force
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Low Earth Orbit (LEO)
- Milestone
- 9th Thor DM-21 Agena-B flight · 5th this yearUnited States Air Force's 46th launch8th this yearhumanity's 110th orbital launch attempt17th orbital launch attempt this year
Flight preview
About this launch
KH-5 (Keyhole 5, codenamed Argon) was the area survey component of the Corona program.
Pad

Space Launch Complex 1W, Vandenberg SFB, CA, USA
13th launch from Space Launch Complex 1W, 3rd this year · 26th from Vandenberg SFB, CA, USA
56 launches from this pad · 919 from Vandenberg SFB, CA, USA
70 days after the previous launch from this pad
Questions
When did KH-5 3 launch?
KH-5 3 launched on June 8, 1961. The time is known to the hour, not the minute.
Why did KH-5 3 fail?
Power failure.
Where can I watch KH-5 3?
No webcast is on record for this launch.
What rocket launched KH-5 3?
Thor DM-21 Agena-B, flown by United States Air Force. Thor DM-21 Agena-B spec sheet
Where did KH-5 3 launch from?
Space Launch Complex 1W, Vandenberg SFB, CA, USA.
What orbit was KH-5 3 going to?
Low Earth Orbit (LEO), a government/top secret mission.
