Canyon concept

Canyon
series
satellites


This page contains philatelic information on Canyon-series satellites. Catalog numbers, years of issue, and notes on the satellites featured are given when available. If readers know of additional information or images, please contact the authors using the e-mail addresses at the bottom of this page.

Early Canyon series satellites were also called Spook Bird.

Launch information
(found elsewhere)
Launch covers
(including anniversary-of-launch covers, and launch-related event covers)
(farther below)
Other postal items
(stamps, souvenir sheets, aerogrammes, postal cards, etc.)
(immediately below)
Canyon
(NRO/NSA)
Canyon
(NRO/NSA)
Canyon
(NRO/NSA)


Below is a list of Canyon-series satellite postal items (stamps, souvenir sheets, aerogrammes, postal cards, etc.).

CountryCatalog NumberType of ItemYear of IssueNotes on Content
Canyon (NRO/NSA)
No (non-launch cover) postal items found


Below is a list of Canyon-series satellite launch covers (including anniversary-of-launch covers, and launch-related event covers).

CountryCancel DateCancel LocationType of ItemNotes on Content
Canyon (NRO/NSA)
1968-08-06: Canyon-1
[KH8-15 launched separately on same day at Vandenberg AFB, CA]
United States1968-08-06Patrick AFB, FL(SpaceCraft/Swanson orange and red-brown printed) cachet on cover, also insertCanyon-1 launch ("spy satellite" and "Spook Bird", also "spy-in-the-sky" on insert)
United States1968-08-06Cape Canaveral FL (machine cancel)(SpaceCraft/Swanson orange and red-brown printed) cachet on cover, also insertCanyon-1 launch ("spy satellite" and "Spook Bird", also "spy-in-the-sky" on insert)
United States1968-08-06Cape Canaveral FL (hand cancel)(SpaceCraft/Swanson orange and red-brown printed) cachet (and signature) on cover, also insertCanyon-1 launch ("spy satellite" and "Spook Bird", also "spy-in-the-sky" on insert)
United States1968-08-06Cape Canaveral FL (machine cancel)(Orbit Covers) cachet on coverCanyon-1 launch ("spy in the sky", and "secret Cape shot", and "experimental super secret payload")
United States1968-08-06Cape Canaveral FL (hand cancel)(Orbit Covers) cachet on coverCanyon-1 launch ("spy in the sky", and "secret Cape shot", and "experimental super secret payload")
United States1968-08-06Cape Canaveral FL (hand cancel)(Swanson/DuBeau? magenta rubber-stamp) cachet on coverCanyon-1 launch
United States1968-08-06Cape Canaveral FL (machine cancel)(Swanson/DuBeau? red rubber-stamp) cachet on coverCanyon-1 launch
United States1968-08-06Cape Canaveral FL(Astro Covers, no logo) cachet on coverCanyon-1 launch ("spy-in-sky satellite" and "Spook Bird")
United States1968-08-06Cape Canaveral FL(Centennial) cachet on coverCanyon-1 launch ("secret spy-in-sky satellite")
United States1968-08-06Cape Canaveral FL(Centennial) cachet (different) on coverCanyon-1 launch
1969-04-13: Canyon-2
United States1969-04-14Kennedy Space Center FL(SpaceCraft/Swanson magenta rubber-stamp) cachet on coverCanyon-2 launch ("spy satellite")
1970-09-01: Canyon-3
United States1970-08-31Kennedy Space Center FL (hand cancel)(SpaceCraft/Swanson black rubber-stamp) cachet on coverCanyon-3 launch ("spy satellite" and "Spook Bird")
United States1970-09-01Kennedy Space Center FL (machine cancel)(SpaceCraft/Swanson blue rubber-stamp) cachet on coverCanyon-3 launch ("spy satellite" and "Spook Bird")
United States1970-09-01Kennedy Space Center FL (machine cancel)(SpaceCraft/Swanson magenta and black rubber-stamp) cachet on coverCanyon-3 launch ("spy satellite" and "Spook Bird 4")
United States1970-09-01Cape Canaveral FL (machine cancel)(Orbit Covers) cachet on coverCanyon-3 launch ("spy in the sky")
United States1970-09-01Cape Canaveral FL (hand cancel)(Orbit Covers) cachet on coverCanyon-3 launch ("spy in the sky")
United States1970-09-01Cape Canaveral FL(C. Swanson purple and red and black rubber-stamp) cachet on coverCanyon-3 launch ("secret spy in the sky")
United States1970-09-01Patrick AFB, FL(Whitney blue and purple) cachet on coverCanyon-3 launch
United States1970-09-01Cape Canaveral FL(Whitney blue and purple) cachet on coverCanyon-3 launch
United States1970-09-01Cape Canaveral FL(Sarzin) cachet on coverCanyon-3 launch ("sky spy" and "spy in the sky rocket")
United States1970-09-01Kennedy Space Center FL(Carlos Altgelt) cachet on coverCanyon-3 launch ("super spy satellite")
1971-12-04: Canyon-4 [failed]
United States1971-12-05Cape Canaveral FL(Centennial) cachet on coverCanyon-4 launch [failed] ("secret spy satellite")
United States1971-12-05Cape Canaveral FL(Whitney orange and purple) cachet on coverCanyon-4 launch [failed]
United States1971-12-05Cape Canaveral FL(Whitney black and purple) cachet on coverCanyon-4 launch [failed]
United States1971-12-05Cape Canaveral FL(Swanson/DuBeau? blue and red rubber-stamp) cachet on coverCanyon-4 launch [failed] ("spy in the sky")
United States1971-12-05Cape Canaveral FL(Swanson/DuBeau? blue and red rubber-stamp) cachet (and signature) on coverCanyon-4 launch [failed] ("spy in the sky")
United States1971-12-05Cape Canaveral FL(Space Voyage) cachet on cover, also insertCanyon-4 launch [failed] ("super spy"; not "MIDAS", as in text); (in the insert text, the following sentence refers to Canyon-3: "The last Atlas-Agena flight in the early warning missile detection satellite program was made on August 31, 1970")
United States1971-12-06Kennedy Space Center FL(Space Voyage) cachet on cover, also insertCanyon-4 launch [failed] ("super spy"; not "MIDAS", as in text); (in the insert text, the following sentence refers to Canyon-3: "The last Atlas-Agena flight in the early warning missile detection satellite program was made on August 31, 1970")
United States1971-12-06Kennedy Space Center FL(Centennial) cachet on coverCanyon-4 launch [failed] ("secret spy satellite")
United States1971-12-06Kennedy Space Center FL(Centennial and black rubber-stamp) cachet on coverCanyon-4 launch [failed] ("secret spy satellite")
1972-12-20: Canyon-5
[KH8-37 launched separately on same day at Vandenberg AFB, CA]
United States1972-12-20Kennedy Space Center FL(Riser/Andromeda/Cygnus Cover no.43) cachet on (airmail) cover, also insert1 and insert2Canyon-5 launch ("secret program [project] 313" in text; not "SDS", as in text; not "MIDAS" or "SAMOS", as in text)
United States1972-12-20Kennedy Space Center FL(Space Voyage) cachet on cover, also insertCanyon-5 launch ("program [project] 313" and "super spies" in text; not "MIDAS", as in text)
United States1972-12-21Cape Canaveral FL(InterSpace Cover) cachet on cover, also insertCanyon-5 launch ("program [project] 313" and "super spies" in text; not "MIDAS", as in text)
United States1972-12-21Cape Canaveral FL(Orbit Covers) cachet on coverCanyon-5 launch ("spy in the sky" and "Satellite 647")
United States1972-12-21Cape Canaveral FL(Whitney green and magenta) cachet on coverCanyon-5 launch ("experimental payload")
United States1972-12-21Patrick AFB, FL(Whitney green and magenta) cachet on coverCanyon-5 launch ("experimental payload")
1975-06-18: Canyon-6
United States1975-06-18Kennedy Space Center FL(SCPS) cachet on coverCanyon-6 launch ("secret payload", "spysat", and "supersecret spy satellite")
United States1975-06-18Kennedy Space Center FL(SCPS ser.7/75 no.207) cachet on coverCanyon-6 launch ("secret payload", "spysat", and "supersecret spy satellite")
United States1975-06-18Cape Canaveral FL(Centennial) cachet on coverCanyon-6 launch ("supersecret spy satellite")
United States1975-06-18Kennedy Space Center FL(Centennial) cachet on coverCanyon-6 launch ("supersecret spy satellite")
United States1975-06-18Cape Canaveral FL(Space Voyage) cachet on coverCanyon-6 launch ("experimental Agena satellite")
United States1975-06-18Cape Canaveral FL(Orbit Covers) cachet on coverCanyon-6 launch (but Vela depicted; "USAF secret satellite")
United States1975-06-18Kennedy Space Center FL(Black and magenta rubber-stamp) cachet on coverCanyon-6 launch
United States1975-06-18Patrick AFB, FL (hand cancel)(Whitney red and purple and black and cyan) cachet on coverCanyon-6 launch (by "Atlas-Agena")
10th anniv. Transtage-5 launch (by "Titan-3C")
United States1975-06-18Patrick AFB, FL (machine cancel)(Whitney red and purple and black and cyan) cachet on coverCanyon-6 launch (by "Atlas-Agena")
10th anniv. Transtage-5 launch (by "Titan-3C")
United States1975-06-18Satellite Beach FL (machine cancel)(Whitney red and purple and black and cyan) cachet on coverCanyon-6 launch (by "Atlas-Agena")
10th anniv. Transtage-5 launch (by "Titan-3C")
United States1975-06-18Satellite Beach FL (hand cancel)(Whitney red and purple and black and cyan) cachet on (airmail) coverCanyon-6 launch (by "Atlas-Agena")
10th anniv. Transtage-5 launch (by "Titan-3C")
United States1975-06-18Cape Canaveral FL(Whitney red and purple and black and cyan) cachet on coverCanyon-6 launch (by "Atlas-Agena")
10th anniv. Transtage-5 launch (by "Titan-3C")
1977-05-23: Canyon-7
United States1977-05-23Kennedy Space Center FL(SCPS) cachet on coverCanyon-7 launch ("classified payload" and "spy probe")
United States1977-05-23Kennedy Space Center FL(Space Voyage) cachet on coverCanyon-7 launch ("secret satellite")
United States1977-05-23Vandenberg AFB, CA(DuBeau? red rubber-stamp) cachet on coverCanyon-7 launch ("sky spy...satellite")
United States1977-05-23Vandenberg AFB, CA(DuBeau? red rubber-stamp) cachet on (airmail) coverCanyon-7 launch ("sky spy...satellite")
United States1977-05-23Lompoc CA, Vandenberg AFB(DuBeau? red rubber-stamp) cachet on (airmail) coverCanyon-7 launch ("sky spy...satellite")


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Updated: 2024-02-20