MICROSCOPE satellite mission

E57413

The MICROSCOPE satellite mission was a French-led space experiment designed to test the validity of Einstein’s equivalence principle with unprecedented precision by comparing the free fall of different materials in orbit.

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AI-generated illustration of MICROSCOPE satellite mission

This AI-generated illustration was produced by black-forest-labs/FLUX.2-dev (1024x1024) from a prompt written by openai/gpt-oss-120b from the entity's label + description.

Prompt

Generate an image of the MICROSCOPE satellite mission (The MICROSCOPE satellite mission was a French-led space experiment designed to test the validity of Einstein’s equivalence principle with unprecedented precision by comparing the free fall of different materials in orbit.)

All labels observed (7)

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf equivalence principle test ⓘ
physics experiment ⓘ
satellite mission ⓘ
space experiment ⓘ
achievedPrecision equivalence principle tested to about 10^-15 ⓘ
acronymFor MICRO-Satellite à traînée Compensée pour l’Observation du Principe d’Équivalence ⓘ
collaboratingInstitution CNRS ⓘ
ESA ⓘ
OCA ⓘ
ONERA ⓘ
countryOfOrigin France ⓘ
dataRelease final results published 2022 ⓘ
dragCompensation active ⓘ
fullName MICROSCOPE satellite mission ⓘ
fundingAgency CNES ⓘ
French Ministry of Higher Education and Research ⓘ
improvedConstraint tightened limits on violation of weak equivalence principle ⓘ
instrument differential electrostatic accelerometers ⓘ
launchDate 2016-04-25 ⓘ
launchLocation Kourou, French Guiana ⓘ
linked to: Kourou
launchSite Guiana Space Centre ⓘ
launchVehicle Soyuz ST-A ⓘ
linked to: Soyuz rocket
leadAgency CNES ⓘ
mass approximately 300 kg ⓘ
measurementType differential acceleration between test masses ⓘ
missionEnd 2023 ⓘ
missionStatus completed ⓘ
operator CNES ⓘ
orbitAltitude about 710 km ⓘ
orbitInclination about 98 degrees ⓘ
orbitType low Earth orbit ⓘ
payload T-SAGE instrument ⓘ
primaryObjective test Einstein’s weak equivalence principle ⓘ
publicationVenue Classical and Quantum Gravity ⓘ
Physical Review Letters ⓘ
relatedConcept Eötvös experiment ⓘ
relatedMission STEP (Satellite Test of the Equivalence Principle) ⓘ
relatedTheory metric theories of gravity ⓘ
result no violation of equivalence principle detected within experimental accuracy ⓘ
scientificDiscipline fundamental physics ⓘ
gravitation ⓘ
scientificGoal compare free fall of different materials in orbit ⓘ
spacecraftBus Myriade platform ⓘ
testMassMaterial platinum-rhodium alloy ⓘ
titanium alloy ⓘ
testsConcept equivalence of inertial and gravitational mass ⓘ
testsTheory general relativity ⓘ
usesTechnology drag-free control system ⓘ

How these facts were elicited

Referenced by (10)

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

equivalence principle → testedBy → MICROSCOPE satellite mission ⓘ
MICROSCOPE → fullName → MICROSCOPE satellite mission ⓘ
subject linked to: MICROSCOPE satellite mission
MICROSCOPE → acronymFor → MICRO-Satellite à traînée Compensée pour l’Observation du Principe d’Équivalence ⓘ
subject linked to: MICROSCOPE satellite mission
linked to: MICROSCOPE satellite mission
OCA → participatedIn → MICROSCOPE mission ⓘ
linked to: MICROSCOPE satellite mission
OCA → collaboratesOn → MICROSCOPE mission ⓘ
linked to: MICROSCOPE satellite mission
OCA → notableProject → MICROSCOPE space mission ⓘ
linked to: MICROSCOPE satellite mission
T-SAGE instrument → partOf → MICROSCOPE mission ⓘ
linked to: MICROSCOPE satellite mission
T-SAGE instrument → aboard → MICROSCOPE satellite ⓘ
linked to: MICROSCOPE satellite mission
T-SAGE instrument → mountedOn → MICROSCOPE satellite drag-free platform ⓘ
linked to: MICROSCOPE satellite mission
T-SAGE instrument → developedFor → French MICROSCOPE space mission ⓘ
linked to: MICROSCOPE satellite mission