Kepler space telescope

E76957

The Kepler space telescope was a NASA space observatory designed to discover Earth-size exoplanets by continuously monitoring the brightness of over 150,000 stars.


Statements (49)
Predicate Object
instanceOf NASA space observatory
space telescope
spacecraft
aperture 0.95 metres
countryOfOrigin United States
dataReleasePolicy public archive
dataUsedFor asteroseismology
exoplanet statistics
stellar astrophysics
deactivationDate 2018-10-30
discoveries many exoplanet candidates
thousands of confirmed exoplanets
extendedMission K2 mission
fieldLocation constellations Cygnus and Lyra
fieldOfView 115 square degrees
focalPlane 42 CCDs
fundingProgram NASA Discovery-class mission
K2MissionStart 2014-05
launchDate 2009-03-07
launchedBy United Launch Alliance
launchSite Cape Canaveral Air Force Station Space Launch Complex 17B
launchVehicle Delta II 7925-10L
mass 1052.4 kilograms
missionEnd 2018-10-30
missionStart 2009-05-12
missionType exoplanet survey
space observatory
monitoredNumberOfStars over 150000
namedAfter Johannes Kepler
notableDiscovery Kepler-186f
Kepler-22b
Kepler-452b
operatedBy NASA Ames Research Center
operator NASA
orbitPeriod 372.5 days
orbitType Earth-trailing heliocentric orbit
power 1100 watts
primaryMethod transit photometry
primaryMissionEnd 2013-05
primaryObjective discover Earth-size exoplanets in or near the habitable zone of Sun-like stars
program NASA Discovery Program
projectScientist William J. Borucki
reactionWheelFailure 2012
2013
scienceOperationsStart 2009-05-12
spaceAgency NASA
status retired
telescopeType Schmidt telescope
wavelengthRange visible light

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