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File:Echo - A Passive Communications Satellite - GPN-2002-000122.jpg
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Found in articles
Fájl:Echo - A Passive Communications Satellite - GPN-2002-000122.jpg
Description
Echo
-
A
Passive
Communications
Satellite
-
GPN
-
2002
-
000122
.
jpg
English:
Echo
, NASA's first
communications
satellite
, was
a
passive
spacecraft
