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Rocket file · LV-410

Thor Delta M6

McDonnell Douglas · Thor · RETIRED

Thor Delta M6 is an expendable launch vehicle built by McDonnell Douglas. It stands 32.4 m tall, lifts 450 kg to low Earth orbit, first flew on 13 March 1971. It has flown 1 times with 1 successes, a success rate of 100.0%. It has nothing on the Launch Library 2 schedule right now.

Specification

Vehicle spec sheet

ON FILE
Height32.4 m
Diameter2.4 m
Payload to LEO450 kg
Payload to GTO450 kg
Maiden flight13 March 1971
ReusableNo, expendable
Launch costNOT ON FILE
StatusRETIRED

As listed by Launch Library 2. The cost is Launch Library’s figure, not a quoted price. Figures for rockets outside the sixty most-flown were last read on 2026-11-05.

Flight record

Reliability

ON RECORD
Total flights1
Successful1
Failed0
Success rate100.0%
Landing attempts0
Landing successN/A
Scheduled0
VariantDelta M6

About Thor Delta M6

American orbital launch vehicle family with Thor first stage and a delta second stage.

Upcoming flights

Manifest

EMPTY

Thor Delta M6 is retired, and no flight is filed.

All upcoming launches

From NASA's public image library and Wikimedia Commons. Each photo shows the credit its licence asks for and links back to where it came from.

Pre launch view of the Delta launch vehicle ready to launch a interplanetary monitoring platform from complex 17
Pre launch view of the Delta launch vehicle ready to launch a interplanetary monitoring platform from complex 17Herbert Stephen · CC BY-SA 4.0Wikimedia Commons ↗

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Common questions

How many times has Thor Delta M6 flown?
1 times, with 1 successes and 0 failures.
What is Thor Delta M6's success rate?
100.0%. That's 1 successful flights out of 1 attempts.
How much can Thor Delta M6 lift to orbit?
Launch Library 2 lists Thor Delta M6 at 450 kg to low Earth orbit and 450 kg to geostationary transfer orbit.
Is Thor Delta M6 reusable?
No. Launch Library 2 lists Thor Delta M6 as expendable, so no stage is recovered to fly again.