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Thor Delta C

Rocket file · LV-401

Thor Delta C

McDonnell Douglas · Thor · RETIRED

Photograph: NASA · NASA Image and Media Guidelines · licence

Thor Delta C is an expendable launch vehicle built by McDonnell Douglas. It stands 27.5 m tall, lifts 81 kg to low Earth orbit, first flew on 27 November 1963. It has flown 10 times with 8 successes, a success rate of 80.0%. It has nothing on the Launch Library 2 schedule right now.

Specification

Vehicle spec sheet

ON FILE
Height27.5 m
Diameter2.4 m
Payload to LEO81 kg
Payload to GTONOT ON FILE
Maiden flight27 November 1963
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 flights10
Successful8
Failed2
Success rate80.0%
Landing attempts0
Landing successN/A
Scheduled0
VariantDelta C

About Thor Delta C

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

Upcoming flights

Manifest

EMPTY

Thor Delta C 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.

Thor Delta with Explorer 10 Mar 25 1961
Thor Delta with Explorer 10 Mar 25 1961Wikimedia Commons ↗
Thor Delta with Telstar 1 Jul 10 1962
Thor Delta with Telstar 1 Jul 10 1962Wikimedia Commons ↗
Thor Delta C with Explorer 18 (Nov. 27 1963)
Thor Delta C with Explorer 18 (Nov. 27 1963)NASA · public domainWikimedia Commons ↗

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Common questions

How many times has Thor Delta C flown?
10 times, with 8 successes and 2 failures.
What is Thor Delta C's success rate?
80.0%. That's 8 successful flights out of 10 attempts.
How much can Thor Delta C lift to orbit?
Launch Library 2 lists Thor Delta C at 81 kg to low Earth orbit.
Is Thor Delta C reusable?
No. Launch Library 2 lists Thor Delta C as expendable, so no stage is recovered to fly again.