Explorer 1

URI: https://gptkb.org/entity/Explorer_1
GPTKB entity
Statements (31)
Predicate Object
gptkbp:instanceOf gptkb:satellite
gptkbp:countryOfOrigin gptkb:United_States
gptkbp:deorbitDate 1970-03-31
gptkbp:diameter 15.9 cm
gptkbp:discoveredBy gptkb:James_Van_Allen
gptkbp:firstAmericanSatellite true
gptkbp:followedBy gptkb:Explorer_3
gptkbp:inclination 33.24 degrees
gptkbp:launchDate 1958-01-31
gptkbp:launchSite gptkb:Cape_Canaveral_LC-26A
gptkbp:launchVehicle gptkb:Juno_I
gptkbp:length 203 cm
gptkbp:manufacturer gptkb:Jet_Propulsion_Laboratory
gptkbp:mass 13.97 kg
gptkbp:missionType gptkb:scientific_research
gptkbp:notableFinds gptkb:Van_Allen_radiation_belt
gptkbp:operator gptkb:NASA
gptkbp:orbitType gptkb:Low_Earth_Orbit
114.8 minutes
gptkbp:payload gptkb:cosmic_ray_detector
temperature sensors
micrometeorite detector
gptkbp:powerSource batteries
gptkbp:precededBy gptkb:Sputnik_2
gptkbp:program gptkb:Explorer_program
gptkbp:status deorbited
gptkbp:bfsParent gptkb:Wernher_von_Braun
gptkb:Explorers_Program
gptkb:William_Pickering
gptkbp:bfsLayer 5
https://www.w3.org/2000/01/rdf-schema#label Explorer 1