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Army Ballistic Missile AgencyJuno IILaunch Complex 26B, Cape Canaveral SFS, FL, USA
S-45A
Launched
May 24, 1961
Summary
Explorer S-45A launched on an Army Ballistic Missile Agency Juno II from Launch Complex 26B, Cape Canaveral SFS, FL, USA on May 24, 1961. The mission failed: Second stage failed to achieve orbit. It was Army Ballistic Missile Agency's 12th launch, 3rd this year and humanity's 109th orbital launch attempt. It was the 10th Juno II flight and the 3rd this year. The payload was bound for High Earth Orbit (HEO).
- Result
- Second stage failed to achieve orbit.
- Watch
- No webcast on record.
- Vehicle
- Juno II · Army Ballistic Missile Agency
- Booster
- No booster details on record.
- Mission
- Earth Science · High Earth Orbit (HEO)
- Milestone
- 10th Juno II flight · 3rd this yearArmy Ballistic Missile Agency's 12th launch3rd this yearhumanity's 109th orbital launch attempt16th orbital launch attempt this year
Flight preview
About this launch
Explorer S-45A was a second attempt at NASA's S-45 ionosphere beacon satellite, intended for a highly elliptical orbit. The Juno II's second-stage ignition system failed and the payload was lost.
Pad
Launch Complex 26B, Cape Canaveral SFS, FL, USA
6th launch from Launch Complex 26B, 3rd this year · 60th from Cape Canaveral SFS, FL, USA
6 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
27 days after the previous launch from this pad
Questions
When did Explorer S-45A launch?
Explorer S-45A launched on May 24, 1961. The time is known to the hour, not the minute.
Why did Explorer S-45A fail?
Second stage failed to achieve orbit.
Where can I watch Explorer S-45A?
No webcast is on record for this launch.
What rocket launched Explorer S-45A?
Juno II, flown by Army Ballistic Missile Agency. Juno II spec sheet
Where did Explorer S-45A launch from?
Launch Complex 26B, Cape Canaveral SFS, FL, USA.
What orbit was Explorer S-45A going to?
High Earth Orbit (HEO), a earth science mission.