United States Air ForceThor Delta LSpace Launch Complex 17A, Cape Canaveral SFS, FL, USA
Pioneer E
Launched
August 27, 1969
Summary
Pioneer E launched on an United States Air Force Thor Delta L from Space Launch Complex 17A, Cape Canaveral SFS, FL, USA on August 27, 1969. The mission failed. It was United States Air Force's 504th launch, 30th this year and humanity's 1,006th orbital launch attempt. It was the 1st Thor Delta L flight. The payload was bound for Heliocentric N/A (Helio-N/A).
- Watch
- No webcast on record.
- Vehicle
- Thor Delta L · United States Air Force
- Booster
- No booster details on record.
- Mission
- Astrophysics · Heliocentric N/A (Helio-N/A)
- Milestone
- 1st Thor Delta L flightUnited States Air Force's 504th launch30th this yearhumanity's 1,006th orbital launch attempt87th orbital launch attempt this year
Flight preview
About this launch
Pioneer A to E (Pioneer 6 to 9 after launch) were a series of five solar-orbiting, spin-stabilized, solar-cell and battery-powered satellites designed to obtain measurements of interplanetary phenomena from widely separated points in space on a continuing basis.
Pad

Space Launch Complex 17A, Cape Canaveral SFS, FL, USA
43rd launch from Space Launch Complex 17A, 6th this year · 241st from Cape Canaveral SFS, FL, USA
145 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
18 days after the previous launch from this pad
Questions
When did Pioneer E launch?
Pioneer E launched on August 27, 1969. The time is known to the hour, not the minute.
Where can I watch Pioneer E?
No webcast is on record for this launch.
What rocket launched Pioneer E?
Thor Delta L, flown by United States Air Force. Thor Delta L spec sheet
Where did Pioneer E launch from?
Space Launch Complex 17A, Cape Canaveral SFS, FL, USA.
What orbit was Pioneer E going to?
Heliocentric N/A (Helio-N/A), a astrophysics mission.