Cosmic Background Explorer

E319232

The Cosmic Background Explorer (COBE) was a NASA satellite mission that made precise measurements of the cosmic microwave background radiation, providing key evidence for the Big Bang theory and earning its scientists the Nobel Prize in Physics.

All labels observed (9)

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Statements (49)

Predicate Object
instanceOf NASA satellite
astrophysics mission
cosmology mission
space telescope
abbreviation COBE
agency NASA Goddard Space Flight Center
alsoKnownAs Explorer 66
awardedFor discoveries of the blackbody form and anisotropy of the cosmic microwave background radiation
confirmedPredictionOf blackbody spectrum of the cosmic microwave background
cosparId 1989-089A
countryOfOrigin United States
dataRelease first CMB anisotropy map released in 1992
deactivationDate 1993-12-23
discovered temperature anisotropies in the cosmic microwave background
fieldOfView full sky survey capability
fullName Cosmic Background Explorer
instrument Differential Microwave Radiometers
Diffuse Infrared Background Experiment
Far Infrared Absolute Spectrophotometer
knownFor COBE mission
launchDate 1989-11-18
launchSite Space Launch Complex 2W
Vandenberg Air Force Base
launchVehicle Delta 5920-8
laureate George F. Smoot
John C. Mather
ledTo Nobel Prize in Physics 2006
measuredQuantity cosmic infrared background
cosmic microwave background anisotropy
cosmic microwave background temperature
missionDuration approximately 4 years
missionType cosmology
space observatory
notableResult first detection of CMB anisotropies
precise measurement of CMB blackbody spectrum
nssdcId 1989-089A
operator NASA
orbitInclination 99.0 degrees
orbitPeriod 103 minutes
orbitType low Earth orbit
primaryObjective map anisotropies in the cosmic microwave background
measure cosmic microwave background radiation
measure the spectrum of the cosmic microwave background
program Explorer program
providedEvidenceFor Big Bang theory
linked to: Big Bang
scientificDiscipline astrophysics
cosmology
spacecraftBus custom-built NASA spacecraft bus
temperatureMeasured 2.725 K

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Referenced by (14)

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

NASA/IPAC Infrared Science Archive missionArchiveFor Cosmic Background Explorer
COBE Differential Microwave Radiometer partOf Cosmic Background Explorer
COBE Differential Microwave Radiometer hostSpacecraft COBE satellite
linked to: Cosmic Background Explorer
COBE Differential Microwave Radiometer relatedInstrumentOnSameMission COBE Far Infrared Absolute Spectrophotometer
linked to: Cosmic Background Explorer
COBE Differential Microwave Radiometer relatedInstrumentOnSameMission COBE Diffuse Infrared Background Experiment
linked to: Cosmic Background Explorer
John C. Mather knownFor Cosmic Background Explorer mission
linked to: Cosmic Background Explorer
John C. Mather notableProject Cosmic Background Explorer (COBE)
linked to: Cosmic Background Explorer
cosmic microwave background measuredBy COBE
linked to: Cosmic Background Explorer
NASA Explorer Program notableMission Cosmic Background Explorer
Cosmic Background Explorer instrument Diffuse Infrared Background Experiment
linked to: Cosmic Background Explorer
Cosmic Background Explorer abbreviation COBE
linked to: Cosmic Background Explorer
Cosmic Background Explorer fullName Cosmic Background Explorer
John C. Mather knownFor COBE mission
subject linked to: Cosmic Background Explorer
linked to: Cosmic Background Explorer
WMAP precededBy COBE
linked to: Cosmic Background Explorer