Army Ballistic Missile AgencyJuno-ILaunch Complex 26A, Cape Canaveral SFS, FL, USA
Explorer 3
Launched
March 26, 1958
Image: NASA
Summary
Explorer 3 launched on an Army Ballistic Missile Agency Juno-I from Launch Complex 26A, Cape Canaveral SFS, FL, USA on March 26, 1958. It was Army Ballistic Missile Agency's 3rd launch, 3rd this year and humanity's 8th orbital launch attempt. It was the 3rd Juno-I flight. The payload was bound for Elliptical Orbit (Elliptical).
- Watch
- No webcast on record.
- Vehicle
- Juno-I · Army Ballistic Missile Agency
- Booster
- No booster details on record.
- Mission
- Earth Science · Elliptical Orbit (Elliptical)
- Milestone
- 3rd Juno-I flightArmy Ballistic Missile Agency's 3rd launch3rd this yearhumanity's 8th orbital launch attempt5th orbital launch attempt this year
Flight preview
About this launch
Small satellite launched into an eccentric orbit with a cosmic ray counter and a micrometeorite detector.
Pad

Launch Complex 26A, Cape Canaveral SFS, FL, USA
3rd launch from Launch Complex 26A, 3rd this year · 6th from Cape Canaveral SFS, FL, USA
3 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
20 days after the previous launch from this pad
Questions
When did Explorer 3 launch?
Explorer 3 launched on March 26, 1958. The time is known to the hour, not the minute.
Where can I watch Explorer 3?
No webcast is on record for this launch.
What rocket launched Explorer 3?
Juno-I, flown by Army Ballistic Missile Agency. Juno-I spec sheet
Where did Explorer 3 launch from?
Launch Complex 26A, Cape Canaveral SFS, FL, USA.
What orbit was Explorer 3 going to?
Elliptical Orbit (Elliptical), a earth science mission.
