Statements (23)
Predicate | Object |
---|---|
gptkbp:instanceOf |
gptkb:satellite
|
gptkbp:country |
gptkb:United_States
|
gptkbp:developedBy |
gptkb:Naval_Research_Laboratory
|
gptkbp:endDate |
1959
|
gptkbp:goal |
launch first artificial satellite for the United States
|
https://www.w3.org/2000/01/rdf-schema#label |
Vanguard satellite program
|
gptkbp:launchSite |
gptkb:Cape_Canaveral
|
gptkbp:notableAchievement |
Vanguard 1 is the oldest human-made satellite still in orbit
|
gptkbp:notableFailure |
gptkb:Vanguard_TV3_launch_failure
|
gptkbp:notableMission |
gptkb:Vanguard_1
gptkb:Vanguard_2 gptkb:Vanguard_TV3 |
gptkbp:numberOfLaunches |
11
3 |
gptkbp:operator |
gptkb:United_States_Navy
|
gptkbp:precededBy |
gptkb:Project_Orbiter
|
gptkbp:purpose |
scientific research
|
gptkbp:relatedTo |
gptkb:International_Geophysical_Year
|
gptkbp:startDate |
1955
|
gptkbp:status |
retired
|
gptkbp:successor |
gptkb:Explorer_program
|
gptkbp:bfsParent |
gptkb:Naval_Research_Laboratory
|
gptkbp:bfsLayer |
5
|