Defense Satellite Communications System (DSCS) satellites

E570822
United States defense program military communications satellite system

Defense Satellite Communications System (DSCS) satellites were U.S. military geostationary communications spacecraft that provided secure, high-capacity, long-distance communications for defense and national security operations worldwide.

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Observed surface forms (2)

Surface form Occurrences
Defense Satellite Communications System 1
Defense Satellite Communications System (DSCS) follow-on spacecraft 1

Statements (49)

Predicate Object
instanceOf United States defense program ⓘ
military communications satellite system ⓘ
allianceSupport NATO communications support ⓘ
coalition operations support ⓘ
constellationType geostationary ring constellation ⓘ
countryOfOrigin United States of America ⓘ
surface form: United States
coverage global ⓘ
designedFor continuous 24-hour coverage ⓘ
frequencyBand SHF band ⓘ
X band ⓘ
groundSegmentIncludes satellite control stations ⓘ
user terminals ⓘ
launchVehicle Atlas II NERFINISHED ⓘ
Delta IV NERFINISHED ⓘ
Titan 34D NERFINISHED ⓘ
Titan IIIC NERFINISHED ⓘ
missionType wideband communications ⓘ
operator United States Air Force ⓘ
United States Department of Defense NERFINISHED ⓘ
orbitType geostationary orbit ⓘ
predecessor Initial Defense Communications Satellite Program NERFINISHED ⓘ
primaryUsers United States Space Command NERFINISHED ⓘ
United States Strategic Command NERFINISHED ⓘ
provides high-capacity communications ⓘ
long-distance communications ⓘ
secure communications ⓘ
purpose military communications ⓘ
national security communications ⓘ
strategic command and control communications ⓘ
securityFeatures anti-jam capability ⓘ
encrypted communications ⓘ
nuclear-hardened design ⓘ
segment ground segment ⓘ
space segment ⓘ
status largely replaced by Wideband Global SATCOM ⓘ
successor Wideband Global SATCOM NERFINISHED ⓘ
usedBy U.S. military forces ⓘ
U.S. national security agencies NERFINISHED ⓘ
usedFor data communications ⓘ
video communications ⓘ
voice communications ⓘ
usedIn crisis response ⓘ
nuclear command and control support ⓘ
strategic operations ⓘ
tactical operations ⓘ
userCommunity U.S. Air Force NERFINISHED ⓘ
U.S. Army NERFINISHED ⓘ
U.S. Marine Corps NERFINISHED ⓘ
U.S. Navy NERFINISHED ⓘ

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Titan IIIC → usedFor → Defense Satellite Communications System (DSCS) satellites ⓘ
A2100 → notableProgram → Defense Satellite Communications System (DSCS) satellites ⓘ
this entity surface form: Defense Satellite Communications System (DSCS) follow-on spacecraft
Falcon Air Force Base → associatedWithProgram → Defense Satellite Communications System (DSCS) satellites ⓘ
this entity surface form: Defense Satellite Communications System