MESSENGER

E100921

NASA spacecraft planetary orbiter robotic space probe

MESSENGER was a NASA robotic spacecraft mission that orbited and studied the planet Mercury, providing the first comprehensive maps and detailed data about its surface, composition, and magnetic field.

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All labels observed (4)

Label	Occurrences
MESSENGER canonical	4
MESSENGER spacecraft	3
MErcury Surface, Space ENvironment, GEochemistry, and Ranging	2
MESSENGER mission to Mercury	1

Statements (58)

Predicate	Object
instanceOf	NASA spacecraft ⓘ planetary orbiter ⓘ robotic space probe ⓘ
acronymFor	MESSENGER self-linksurface differs ⓘ surface form: MErcury Surface, Space ENvironment, GEochemistry, and Ranging
communicationBand	X-band ⓘ
confirmed	water ice deposits at Mercury’s polar regions ⓘ
discovered	water ice in permanently shadowed craters at Mercury’s poles ⓘ
disposition	crashed on Mercury ⓘ
endOfMissionDate	2015-04-30 ⓘ
endOfMissionEvent	impact on Mercury ⓘ
enteredMercuryOrbitDate	2011-03-18 ⓘ
flyby	Earth ⓘ Mercury ⓘ Venus ⓘ
fullName	MESSENGER self-linksurface differs ⓘ surface form: MErcury Surface, Space ENvironment, GEochemistry, and Ranging
instrument	Energetic Particle and Plasma Spectrometer ⓘ Fast Imaging Plasma Spectrometer ⓘ Gamma-Ray and Neutron Spectrometer ⓘ Magnetometer ⓘ Mercury Atmospheric and Surface Composition Spectrometer ⓘ Mercury Dual Imaging System ⓘ Mercury Laser Altimeter ⓘ Radio Science experiment ⓘ X-ray Spectrometer ⓘ surface form: X-Ray Spectrometer
launchCountry	United States of America ⓘ surface form: United States
launchDate	2004-08-03 ⓘ
launchSite	Cape Canaveral Air Force Station Space Launch Complex 17B ⓘ
launchVehicle	Delta rocket ⓘ surface form: Delta II 7925H
managedBy	Johns Hopkins University Applied Physics Laboratory ⓘ
manufacturer	Johns Hopkins University Applied Physics Laboratory ⓘ
massAtLaunch	approximately 1107 kilograms ⓘ
missionDurationFromLaunchToImpact	about 10 years and 9 months ⓘ
missionDurationInMercuryOrbit	about 4 years ⓘ
missionType	Mercury orbiter ⓘ planetary science mission ⓘ
notableFirst	first spacecraft to orbit Mercury ⓘ
objective	determine the structure of Mercury’s core ⓘ investigate Mercury’s magnetic field ⓘ map the entire surface of Mercury ⓘ study Mercury’s exosphere and space environment ⓘ study Mercury’s surface composition ⓘ
operator	NASA ⓘ
orbitalStatus	deorbited ⓘ
powerSource	rechargeable batteries ⓘ solar panels ⓘ
previousMercuryMissions	Mariner 10 ⓘ
primaryBodyStudied	Mercury ⓘ
program	NASA Discovery Program ⓘ
propulsion	bipropellant chemical propulsion system ⓘ
provided	data on Mercury’s gravity field ⓘ data on Mercury’s surface chemistry ⓘ detailed data on Mercury’s magnetic field ⓘ first global maps of Mercury ⓘ high-resolution images of Mercury’s surface ⓘ
spaceAgency	NASA ⓘ
target	Mercury ⓘ
thermalControlFeature	sunshade to protect from solar heating ⓘ
usedTrajectoryTechnique	gravity assist maneuvers ⓘ

Referenced by (10)

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

Mercury → exploredBy → MESSENGER ⓘ

Mercury → firstOrbiter → MESSENGER ⓘ

Caloris Basin → furtherImagedBy → MESSENGER ⓘ

this entity surface form: MESSENGER spacecraft

Rupes (scarps) → observedBy → MESSENGER ⓘ

subject surface form: Rupes (scarps) on Mercury

this entity surface form: MESSENGER spacecraft

Mariner 10 → successor → MESSENGER ⓘ

MESSENGER → fullName → MESSENGER self-linksurface differs ⓘ

this entity surface form: MErcury Surface, Space ENvironment, GEochemistry, and Ranging

MESSENGER → acronymFor → MESSENGER self-linksurface differs ⓘ

this entity surface form: MErcury Surface, Space ENvironment, GEochemistry, and Ranging

Johns Hopkins University Applied Physics Laboratory → notableProject → MESSENGER ⓘ

this entity surface form: MESSENGER mission to Mercury

NASA Discovery Program → mission → MESSENGER ⓘ

Ørsted (crater on Mercury) → observedBy → MESSENGER ⓘ

this entity surface form: MESSENGER spacecraft