Mars Radiation Environment Experiment
E771711
astrobiology-related instrument
planetary science instrument
radiation detector
scientific experiment
spacecraft instrument
The Mars Radiation Environment Experiment is a scientific instrument designed to measure and characterize the radiation levels in the Martian environment to assess risks for future robotic and human missions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mars Radiation Environment Experiment canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8993942 — 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 Radiation Environment Experiment Context triple: [Mars Odyssey mission, usesInstrument, Mars Radiation Environment Experiment]
-
A.
Mars Environmental Dynamics Analyzer
The Mars Environmental Dynamics Analyzer is a suite of weather instruments aboard NASA's Perseverance rover that measures atmospheric conditions and dust on the Martian surface.
-
B.
Mars Exospheric Neutral Composition Analyser
The Mars Exospheric Neutral Composition Analyser is a scientific instrument designed to study the composition and structure of Mars’ upper atmosphere and exosphere.
-
C.
Mars Advanced Radar for Subsurface and Ionosphere Sounding
Mars Advanced Radar for Subsurface and Ionosphere Sounding (MARSIS) is a radar instrument designed to probe beneath the Martian surface and study its ionosphere by transmitting low-frequency radio waves from orbit.
-
D.
Mars Climate Sounder
Mars Climate Sounder is a scientific instrument aboard NASA's Mars Reconnaissance Orbiter that measures the Martian atmosphere’s temperature, dust, and water vapor profiles to study the planet’s climate and weather.
-
E.
Compact Reconnaissance Imaging Spectrometer for Mars
The Compact Reconnaissance Imaging Spectrometer for Mars (CRISM) is a high-resolution imaging spectrometer aboard NASA’s Mars Reconnaissance Orbiter designed to map the planet’s mineralogy and detect signs of past water activity.
- 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 Radiation Environment Experiment Target entity description: The Mars Radiation Environment Experiment is a scientific instrument designed to measure and characterize the radiation levels in the Martian environment to assess risks for future robotic and human missions.
-
A.
Mars Environmental Dynamics Analyzer
The Mars Environmental Dynamics Analyzer is a suite of weather instruments aboard NASA's Perseverance rover that measures atmospheric conditions and dust on the Martian surface.
-
B.
Mars Exospheric Neutral Composition Analyser
The Mars Exospheric Neutral Composition Analyser is a scientific instrument designed to study the composition and structure of Mars’ upper atmosphere and exosphere.
-
C.
Mars Advanced Radar for Subsurface and Ionosphere Sounding
Mars Advanced Radar for Subsurface and Ionosphere Sounding (MARSIS) is a radar instrument designed to probe beneath the Martian surface and study its ionosphere by transmitting low-frequency radio waves from orbit.
-
D.
Mars Climate Sounder
Mars Climate Sounder is a scientific instrument aboard NASA's Mars Reconnaissance Orbiter that measures the Martian atmosphere’s temperature, dust, and water vapor profiles to study the planet’s climate and weather.
-
E.
Compact Reconnaissance Imaging Spectrometer for Mars
The Compact Reconnaissance Imaging Spectrometer for Mars (CRISM) is a high-resolution imaging spectrometer aboard NASA’s Mars Reconnaissance Orbiter designed to map the planet’s mineralogy and detect signs of past water activity.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
astrobiology-related instrument
ⓘ
planetary science instrument ⓘ radiation detector ⓘ scientific experiment ⓘ spacecraft instrument ⓘ |
| acronym | MARIE ⓘ |
| alsoKnownAs | MARIE ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| dataType |
particle count rates
ⓘ
radiation dose measurements ⓘ |
| dataUse |
radiation shielding design for spacecraft
ⓘ
risk assessment for astronaut health ⓘ validation of radiation transport models ⓘ |
| failureEvent | ceased functioning after strong solar event in 2003 ⓘ |
| hostMissionAgency | NASA ⓘ |
| launchDate | 2001-04-07 ⓘ |
| launchVehicle | Delta II ⓘ |
| launchYear | 2001 ⓘ |
| locationOnSpacecraft | 2001 Mars Odyssey payload deck ⓘ |
| measures |
charged particle flux
ⓘ
dose equivalent ⓘ galactic cosmic rays ⓘ ionizing radiation dose ⓘ radiation dose rate ⓘ solar energetic particles ⓘ |
| missionPhase |
Mars orbit operations
ⓘ
cruise to Mars ⓘ |
| operatedOn |
Mars Odyssey
ⓘ
linked to:
Mars Odyssey mission
|
| operationalEnvironment |
Martian orbit
ⓘ
interplanetary space en route to Mars ⓘ |
| orbitsWith | 2001 Mars Odyssey around Mars ⓘ |
| platformType | orbiter instrument ⓘ |
| primaryObjective |
assess radiation risks for future human missions to Mars
ⓘ
assess radiation risks for robotic missions at Mars ⓘ characterize energetic particle radiation at Mars ⓘ measure radiation environment in Martian orbit ⓘ |
| provides |
dosimetric information for Mars orbit
ⓘ
time-resolved radiation measurements ⓘ |
| purpose |
improve understanding of radiation hazards in deep space
ⓘ
support planning for human exploration of Mars ⓘ |
| relatedTo |
Mars exploration
ⓘ
human spaceflight radiation protection ⓘ |
| scientificDiscipline |
planetary science
ⓘ
radiation dosimetry ⓘ space physics ⓘ |
| spaceAgency | NASA ⓘ |
| spacecraft |
2001 Mars Odyssey
ⓘ
linked to:
Mars Odyssey mission
|
| status | no longer operational ⓘ |
| targetBody | Mars ⓘ |
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 Radiation Environment Experiment Description of subject: The Mars Radiation Environment Experiment is a scientific instrument designed to measure and characterize the radiation levels in the Martian environment to assess risks for future robotic and human missions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.