Institute of Space and Astronautical ScienceLambda 4SKS Center, Uchinoura Space Center, Japan
Ohsumi 2
Launched
December 20, 1966
Summary
Ohsumi 2 launched on an Institute of Space and Astronautical Science Lambda 4S from KS Center, Uchinoura Space Center, Japan on December 20, 1966. The mission failed. It was Institute of Space and Astronautical Science's 2nd launch, 2nd this year and humanity's 645th orbital launch attempt. It was the 2nd Lambda 4S flight. The payload was bound for low Earth orbit (LEO).
- Watch
- No webcast on record.
- Booster
- No booster details on record.
- Mission
- Test Flight · Low Earth Orbit (LEO)
- Milestone
- 2nd Lambda 4S flightInstitute of Space and Astronautical Science's 2nd launch2nd this yearhumanity's 645th orbital launch attempt128th orbital launch attempt this year
Flight preview
About this launch
Ohsumi was a series of five small satellites built to become the first Japanese satellite on orbit.
Pad

KS Center, Uchinoura Space Center, Japan
2nd launch from KS Center, 2nd this year · 2nd from Uchinoura Space Center, Japan
7 launches from this pad · 43 from Uchinoura Space Center, Japan
84 days after the previous launch from this pad
Questions
When did Ohsumi 2 launch?
Ohsumi 2 launched on December 20, 1966. The time is known to the hour, not the minute.
Where can I watch Ohsumi 2?
No webcast is on record for this launch.
What rocket launched Ohsumi 2?
Lambda 4S, flown by Institute of Space and Astronautical Science. Lambda 4S spec sheet
Where did Ohsumi 2 launch from?
KS Center, Uchinoura Space Center, Japan.
What orbit was Ohsumi 2 going to?
Low Earth Orbit (LEO), a test flight mission.