Titan IIIE

E25143

expendable launch vehicle orbital launch vehicle

Titan IIIE was a U.S. expendable launch vehicle variant of the Titan III family, equipped with a Centaur upper stage and used in the 1970s to send deep-space probes such as Voyager 1 on interplanetary trajectories.

Aliases (1)

Titan III ×1

Statements (48)

Predicate	Object
instanceOf	expendable launch vehicle → orbital launch vehicle →
agencyUser	NASA → United States Air Force →
alsoKnownAs	Titan III-Centaur →
configuration	two-stage core with cryogenic upper stage →
countryOfOrigin	United States →
designedTo	send spacecraft on interplanetary trajectories →
developedFor	NASA planetary missions →
developedFrom	Titan IIIC →
era	1970s →
failedLaunches	1 →
failureDetail	one launch failed due to Centaur upper stage issue →
family	Titan III →
firstFlightDate	1974-02-11 →
firstLaunchPayload	Helios 1 →
firstStageEngineType	LR-87 →
lastFlightDate	1977-09-05 →
lastLaunchPayload	Voyager 1 →
launchConfiguration	two solid rocket boosters with liquid core and Centaur upper stage →
launchProvider	NASA → United States Air Force →
launchSite	Cape Canaveral Air Force Station Space Launch Complex 41 → Cape Canaveral, Florida →
manufacturer	Martin Marietta →
missionType	planetary exploration support → solar exploration support →
notablePayload	Helios 1 → Helios 2 → Helios solar probes → Viking 1 → Viking 2 → Viking program spacecraft → Voyager 1 → Voyager 2 → Voyager program spacecraft →
program	U.S. Titan rocket program →
propellantTypeFirstStage	hypergolic →
propellantTypeSecondStage	hypergolic →
propellantTypeUpperStage	liquid hydrogen / liquid oxygen →
secondStageEngineType	LR-91 →
status	retired →
successfulLaunches	6 →
totalLaunches	7 →
upperStage	Centaur →
upperStageVariant	Centaur D-1T →
usedFor	deep-space missions → interplanetary missions →

Referenced by (5)

Subject (surface form when different)	Predicate
Voyager 1 → Voyager program →	launchVehicle
Titan IIIE-Centaur →	boosterType
Titan IIIE ("Titan III") →	family
Centaur →	usedOnLaunchVehicle