|
gptkbp:instanceOf
|
gptkb:satellite
|
|
gptkbp:abbreviation
|
gptkb:MErcury_Surface,_Space_ENvironment,_GEochemistry,_and_Ranging
|
|
gptkbp:cost
|
$446 million
|
|
gptkbp:crashLocation
|
gptkb:Mercury
|
|
gptkbp:dataReturned
|
over 10 terabytes of data
over 277,000 images
|
|
gptkbp:discoveredBy
|
evidence of volcanic activity on Mercury
hollows on Mercury's surface
water ice at Mercury's poles
|
|
gptkbp:duration
|
over 10 years
|
|
gptkbp:EarthFlybys
|
1
|
|
gptkbp:endDate
|
2015-04-30
|
|
gptkbp:enteredMercuryOrbit
|
2011-03-18
|
|
gptkbp:finalOrbitAltitude
|
as low as 15 km above Mercury's surface
|
|
gptkbp:firstSpacecraftToOrbit
|
gptkb:Mercury
|
|
gptkbp:goal
|
study Mercury's chemical composition
study Mercury's exosphere
study Mercury's geology
study Mercury's magnetic field
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
MESSENGER mission
|
|
gptkbp:instrument
|
gptkb:Energetic_Particle_and_Plasma_Spectrometer_(EPPS)
gptkb:Gamma-Ray_and_Neutron_Spectrometer_(GRNS)
gptkb:Mercury_Atmospheric_and_Surface_Composition_Spectrometer_(MASCS)
gptkb:Mercury_Dual_Imaging_System_(MDIS)
gptkb:Mercury_Laser_Altimeter_(MLA)
gptkb:Radio_Science_(RS)
gptkb:X-Ray_Spectrometer_(XRS)
gptkb:Magnetometer_(MAG)
|
|
gptkbp:launchDate
|
2004-08-03
|
|
gptkbp:launchMass
|
1,107.9 kg
|
|
gptkbp:launchSite
|
gptkb:Cape_Canaveral_Space_Launch_Complex_17B
|
|
gptkbp:launchVehicle
|
gptkb:Delta_II
|
|
gptkbp:managedBy
|
gptkb:Johns_Hopkins_University_Applied_Physics_Laboratory
|
|
gptkbp:MercuryFlybys
|
3
|
|
gptkbp:missionType
|
planetary exploration
|
|
gptkbp:numberOfFlybys
|
6
|
|
gptkbp:operatedBy
|
gptkb:NASA
|
|
gptkbp:orbitalInsertionDate
|
2011-03-18
|
|
gptkbp:powerSource
|
solar panels
|
|
gptkbp:precededBy
|
gptkb:Mariner_10
|
|
gptkbp:principalInvestigator
|
gptkb:Sean_C._Solomon
|
|
gptkbp:spacecraft
|
gptkb:MESSENGER
|
|
gptkbp:status
|
completed
|
|
gptkbp:target
|
gptkb:Mercury
|
|
gptkbp:VenusFlybys
|
2
|
|
gptkbp:website
|
https://messenger.jhuapl.edu/
|
|
gptkbp:bfsParent
|
gptkb:Mercury_Atmospheric_and_Surface_Composition_Spectrometer_(MASCS)
gptkb:Sean_C._Solomon
gptkb:Southwest_Research_Institute
gptkb:Johns_Hopkins_University_Applied_Physics_Laboratory
gptkb:Maria_Zuber
gptkb:Stamatios_Krimigis
|
|
gptkbp:bfsLayer
|
6
|