Magellan spacecraft

E81108

The Magellan spacecraft was a NASA robotic probe launched in 1989 that used radar mapping to produce the first detailed global images of the surface of Venus.


Statements (50)
Predicate Object
instanceOf Venus orbiter
space probe
aerobrakingExperiment performed first large-scale aerobraking test at another planet
arrivalAtVenus 1990-08-10
bus modified Voyager and Galileo spare hardware
communicationBand X-band
countryOfOrigin United States
dataReturn over 1.2 terabits of data returned
deploymentMethod deployed from Space Shuttle cargo bay
discoveries found relatively young surface age for Venus
identified tectonic and impact structures on Venus
revealed widespread volcanic features on Venus
disposition intentionally deorbited into Venus atmosphere
highGainAntennaDiameter about 3.7 meters
instrument radar altimeter
radiometer
launchDate 1989-05-04
launchPad Launch Complex 39B
launchSite Kennedy Space Center
launchVehicle Space Shuttle Atlantis
managedBy Jet Propulsion Laboratory
massAtLaunch about 3450 kilograms
missionEnd 1994-10-13
missionPhase gravity mapping cycles 4 and 5
mapping cycles 1, 2, and 3
missionResult mapped over 98 percent of Venus surface
measured topography of Venus
produced first detailed global images of Venus
studied Venus gravity field
missionType planetary science mission
namedAfter Ferdinand Magellan
operator NASA
orbitInsertion Venus orbit
orbitPeriod about 3.3 hours
orbitType near-polar orbit
powerSource solar panels
primaryInstrument synthetic aperture radar
primaryObjective map surface of Venus
program NASA Discovery-era precursor
propulsion monopropellant hydrazine system
relatedMission Akatsuki
Pioneer Venus Orbiter
Venus Express
spaceAgency NASA Jet Propulsion Laboratory
spacecraftShape bus with large high-gain antenna dish
spaceShuttleMission STS-30
surfaceResolution radar images with resolution as fine as 100–300 meters
target Venus
technologyDemonstration validated aerobraking for future missions
upperStage Inertial Upper Stage

Referenced by (3)
Subject (surface form when different) Predicate
Venus
exploredBy
NASA spacecraft
includes
RCA 1802 microprocessor
usedIn

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