The objective of early unmanned satellites was to demonstrate reliable launch and on orbit operations, plus investigate instrumentation and data communications technology. Although government agencies were interested in satellites in space, commercial participants hesitated. Their concerns related to launch and satellite reliability plus equipment performance.
Unmanned satellites [Part Two, NASA at 50]
IEEE Aerospace and Electronic Systems Magazine ; 23 , 10 ; 29-31
01.10.2008
2066446 byte
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
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