Q632896

Vanguard 3 is a scientific satellite that was launched into Earth orbit by the Vanguard SLV-7 on 18 September 1959, the third successful Vanguard launch out of eleven attempts. Vanguard rocket: Vanguard Satellite Launch Vehicle-7 (SLV-7) was an unused Vanguard TV-4BU rocket, updated to the final production Satellite Launch Vehicle (SLV).

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1959  Wikimedia, Wikidata
Magne-Ray satellite, Vanguard 3C
height 116.8 centimetre, diameter 50.8 centimetre, mass 23.7 kilogram, mass 42.9 kilogram, 
Vanguard, United States Naval Research Laboratory, National Aeronautics and Space Administration, United States, 
United States, Dong Fang Hong 2, Ekran, geomagnetic satellite, Vanguard, 1959, 1950s, 

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Location: KML, Cluster Map, Maps,

1959-09-18T00:00:00Z

1959-09-18T00:00:00Z

1959 Vanguard 3

1959-09-18T00:00:00Z

1959-09-18T00:00:00Z

rocket launch

1959-12-11T00:00:00Z

1959-12-11T00:00:00Z

loss of signal

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Frameless

Vanguard 3

Vanguard 3 satellite sketch

The Vangard III satellite to study the magnetic field and radiation belt in orbit. NASA successfully launched Vanguard III (SLV-7) from Cape Canaveral, Florida on September 18, 1959.

Type	Subtype	Date	Description	Notes	Source
commons	image		Vanguard 3		Commons
commons	image		Vanguard 3 satellite sketch		Commons
commons	image		The Vangard III satellite to study the magnetic field and radiation belt in orbit. NASA successfully launched Vanguard III (SLV-7) from Cape Canaveral, Florida on September 18, 1959.		Commons