Mars Global Surveyor
E415734
Mars Global Surveyor was a NASA spacecraft that orbited Mars from 1997 to 2006, mapping its surface and studying its atmosphere, topography, and mineral composition in unprecedented detail.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mars Global Surveyor canonical | 20 |
| Mars Global Surveyor instruments | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4140263 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mars Global Surveyor Context triple: [Mars Exploration Program, notableMission, Mars Global Surveyor]
-
A.
Mars Reconnaissance Orbiter
Mars Reconnaissance Orbiter is a NASA spacecraft launched in 2005 that studies Mars’ atmosphere, climate, and surface in high detail while serving as a key communications relay for other Mars missions.
-
B.
Mars Pathfinder
Mars Pathfinder was a NASA mission that successfully landed a stationary base and the Sojourner rover on Mars in 1997, demonstrating innovative low-cost technologies for planetary exploration.
-
C.
Mars Odyssey mission
The Mars Odyssey mission is a NASA spacecraft launched in 2001 that orbits Mars to map its surface, study its climate and geology, and search for signs of water and radiation conditions relevant to future human exploration.
-
D.
Mars Express
Mars Express is a European Space Agency spacecraft launched in 2003 to study Mars’ atmosphere, surface, and subsurface from orbit.
-
E.
InSight Mars lander
The InSight Mars lander was a NASA robotic mission designed to study the interior structure and seismic activity of Mars to better understand the formation and evolution of rocky planets.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mars Global Surveyor Target entity description: Mars Global Surveyor was a NASA spacecraft that orbited Mars from 1997 to 2006, mapping its surface and studying its atmosphere, topography, and mineral composition in unprecedented detail.
-
A.
Mars Reconnaissance Orbiter
Mars Reconnaissance Orbiter is a NASA spacecraft launched in 2005 that studies Mars’ atmosphere, climate, and surface in high detail while serving as a key communications relay for other Mars missions.
-
B.
Mars Pathfinder
Mars Pathfinder was a NASA mission that successfully landed a stationary base and the Sojourner rover on Mars in 1997, demonstrating innovative low-cost technologies for planetary exploration.
-
C.
Mars Odyssey mission
The Mars Odyssey mission is a NASA spacecraft launched in 2001 that orbits Mars to map its surface, study its climate and geology, and search for signs of water and radiation conditions relevant to future human exploration.
-
D.
Mars Express
Mars Express is a European Space Agency spacecraft launched in 2003 to study Mars’ atmosphere, surface, and subsurface from orbit.
-
E.
InSight Mars lander
The InSight Mars lander was a NASA robotic mission designed to study the interior structure and seismic activity of Mars to better understand the formation and evolution of rocky planets.
- F. None of above. chosen
Statements (59)
| Predicate | Object |
|---|---|
| instanceOf |
Mars orbiter
ⓘ
NASA spacecraft ⓘ planetary science mission ⓘ |
| aerobrakingPhaseEnd | 1998-03 ⓘ |
| aerobrakingPhaseStart | 1997-09 ⓘ |
| apoapsisAltitude | about 438 km ⓘ |
| causeOfMissionEnd | loss of contact due to spacecraft anomaly ⓘ |
| communicationLostDate | 2006-11-02 ⓘ |
| contributedTo |
selection of landing sites for Mars Exploration Rovers
ⓘ
selection of landing sites for Mars Science Laboratory Curiosity ⓘ selection of landing sites for Phoenix lander ⓘ |
| COSPARId | 1996-062A ⓘ |
| destination | Mars ⓘ |
| discovered |
evidence for layered sedimentary rocks on Mars
ⓘ
evidence for recent gullies on Martian slopes ⓘ evidence for remanent crustal magnetism on Mars ⓘ |
| dryMass | 1030 kg ⓘ |
| endOfMissionDate | 2006-11-02 ⓘ |
| enteredMarsOrbitDate | 1997-09-12 ⓘ |
| followedBy |
Mars Odyssey mission
ⓘ
surface form:
Mars Odyssey
Mars Reconnaissance Orbiter ⓘ |
| instrument |
Fluxgate Magnetometer
ⓘ
surface form:
Magnetometer/Electron Reflectometer
Mars Orbiter Camera ⓘ Mars Orbiter Laser Altimeter ⓘ Radio Science experiment ⓘ Miniature Thermal Emission Spectrometer ⓘ
surface form:
Thermal Emission Spectrometer
|
| launchCountry |
United States of America
ⓘ
surface form:
United States
|
| launchDate | 1996-11-07 ⓘ |
| launchSite |
Cape Canaveral Air Force Station Space Launch Complex 17A
ⓘ
surface form:
Cape Canaveral Air Station Space Launch Complex 17A
|
| launchVehicle |
Delta II
ⓘ
surface form:
Delta II 7925
|
| manufacturer |
Lockheed Martin Space
ⓘ
surface form:
Lockheed Martin Astronautics
|
| mapped |
global gravity field of Mars
ⓘ
global topography of Mars ⓘ |
| massAtLaunch | 1060 kg ⓘ |
| missionDurationInMarsOrbit | about 9 years ⓘ |
| missionOf | Mars exploration ⓘ |
| missionType | orbiter ⓘ |
| notableFeature |
first successful mission of NASA Mars Surveyor program
ⓘ
longest-operating Mars orbiter of its time ⓘ |
| objective |
study Martian atmosphere
ⓘ
study Martian magnetic field ⓘ study Martian mineralogy ⓘ study Martian topography ⓘ |
| officialMissionEndDeclarationDate | 2007-01-28 ⓘ |
| operator |
NASA
ⓘ
Jet Propulsion Laboratory ⓘ
surface form:
NASA Jet Propulsion Laboratory
|
| orbitalPeriod | about 118 minutes ⓘ |
| orbitType |
near-polar orbit
ⓘ
sun-synchronous orbit ⓘ |
| periapsisAltitude | about 378 km ⓘ |
| power | 980 W ⓘ |
| precededBy | Mars Observer ⓘ |
| primaryObjective | global mapping of Mars ⓘ |
| program | Mars Surveyor program ⓘ |
| providedImagingResolution | as fine as about 1.5 meters per pixel ⓘ |
| SATCATNumber | 24653 ⓘ |
| spaceAgency | NASA ⓘ |
| status | mission ended ⓘ |
| usedAerobraking | true ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Mars Global Surveyor Description of subject: Mars Global Surveyor was a NASA spacecraft that orbited Mars from 1997 to 2006, mapping its surface and studying its atmosphere, topography, and mineral composition in unprecedented detail.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Spirit
subject surface form:
Hale crater
subject surface form:
MAVEN
this entity surface form:
Mars Global Surveyor instruments