National Center of Space ResearchDiamant BDiamant Launch Area, Guiana Space Centre, French Guiana
Polaire
Launched
December 5, 1971
Image: CNES
Summary
Polaire launched on a National Center of Space Research Diamant B from Diamant Launch Area, Guiana Space Centre, French Guiana on December 5, 1971. The mission failed. It was National Center of Space Research's 10th launch, 3rd this year and humanity's 1,292nd orbital launch attempt. It was the 4th Diamant B flight and the 2nd this year. The payload was bound for Polar Orbit (PO).
- Watch
- No webcast on record.
- Vehicle
- Diamant B · National Center of Space Research
- Booster
- No booster details on record.
- Mission
- Astrophysics · Polar Orbit (PO)
- Milestone
- 4th Diamant B flight · 2nd this yearNational Center of Space Research's 10th launch3rd this yearhumanity's 1,292nd orbital launch attempt121st orbital launch attempt this year
Flight preview
About this launch
Satellite similar to Tournesol (detect the presence of hydrogen in several directions of the celestial sphere) but in a more polar orbit. It failed to reach orbit.
Pad

Diamant Launch Area, Guiana Space Centre, French Guiana
4th launch from Diamant Launch Area, 2nd this year · 5th from Guiana Space Centre, French Guiana
8 launches from this pad · 336 from Guiana Space Centre, French Guiana
234 days after the previous launch from this pad
All launches from Guiana Space Centre, French GuianaOpen in maps
Questions
When did Polaire launch?
Polaire launched on December 5, 1971. The time is known to the hour, not the minute.
Where can I watch Polaire?
No webcast is on record for this launch.
What rocket launched Polaire?
Diamant B, flown by National Center of Space Research. Diamant B spec sheet
Where did Polaire launch from?
Diamant Launch Area, Guiana Space Centre, French Guiana.
What orbit was Polaire going to?
Polar Orbit (PO), a astrophysics mission.
