D-21 Drones
501 - 539

Status and Disposition

Because the D-21 was a single-use vehicle, there is little history on any one aircraft.

Therefore the story of each D-21 is presented on this one page, rather than give a separate page to each.

Thanks to Tony Landis for practically all the images and information on this page.

last modified November 11, 2013

Image Lockheed
Tail No.
Launch Platform Flight Date Remarks/Location
501 B-52H 28 Sep 1967 Accidental drop; no mission flown.
502 n/a - Static test article; destroyed during ground testing.
503 M-21 #60-6941 5 March 1966 Flew 150 nautical miles (NM).
504 M-21 #60-6941 30 July 1966 Collided with M-21 just after separation; both aircraft destroyed. LCO did not survive. Last M-21 flight with drone mounted.
505 M-21 #60-6941 16 June 1966 Flew 1,550 NM.
506 M-21 #60-6941 27 April 1966 Flew 1,120 NM.
507 B-52H 6 Nov 1967 Flew 134 NM.
508 B-52H 19 Jan 1968 Flew 280 NM.
509 B-52H 2 Dec 1967 Flew 1,430 NM
510 n/a - On display at the Museum of Flight near Seattle, Washington, mounted to M-21 #60-6940.
511 B-52H 30 April 1968 Flew 150 NM.
 
512 B-52H 16 June 1968 Flew 2,850 NM; carried no camera.
513 n/a - Listed by Davis-Monthan as allocated to NASA but remained in storage at D-M.
514 B-52H 1 July 1968 Flew 80 NM.
515 B-52H 15 Dec 1968 Flew 2,953 NM. Hatch recovered; fair photography.
 
516 B-52H 28 August 1968 Flew 78 NM.
517 B-52H 9 Nov 1969 First operational mission; hatch not recovered.
518 B-52H 11 Feb 1969 Flew 161 NM.
 
519 B-52H 10 May 1969 Flew 2,972 NM; hatch recovered.
 
520 B-52H 10 July 1969 Flew 2,937 NM; hatch recovered, good photography.
 
521 B-52H 20 Feb 1970 Flew 2,969 NM; hatch recovered, good photography.
522 n/a - On display at Pacific Coast Air Museum, Santa Rosa, California.
 
523 B-52H 16 Dec 1970 Second operational mission; hatch not recovered.
524 n/a - On display at USAF Museum, Wright-Patterson AFB, Ohio.
525 n/a - On display at Blackbird Airpark, Palmdale, California.
 
526 B-52H 4 March 1971 Third operational mission; hatch not recovered.
527 B-52H 20 March 1971 Fourth operational mission; hatch not recovered. Wreckage discovered and put on display at Chinese Aviation Museum, Beijing, China.
528 n/a - On display at Grissom Air Museum, Peru, Indiana.
529 n/a - Stored at AMARC, Davis-Monthan AFB, Arizona.
530 n/a - On display at Davis-Monthan AFB, Arizona.
531 n/a - Stored at AMARC, Davis-Monthan AFB, Arizona.
532 n/a - Stored at AMARC, Davis-Monthan AFB, Arizona.
533 n/a - On display at Pima Air Museum, Arizona.
534 n/a - On display at Evergreen Aviation Museum, McMinville, Oregon. photo copyright © Louis Kowolowski, used by permission
535 n/a - Stored at AMARC, Davis-Monthan AFB, Arizona.
536 n/a - Stored at AMARC, Davis-Monthan AFB, Arizona.
537 n/a - On display at March ARB Museum, Riverside, California.
538 n/a - On display at the Museum of Aviation, Robins AFB, Georgia.
539 n/a - On display at Beale AFB, California.


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