Happy 50th Anniversary, Explorer 1 – Space/Science – HabitableZone

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Happy 50th Anniversary, Explorer 1

Socrates II — 1/31/2008 2:08:38 PM (archived)

A nicely illustrated document on the first successful US satellite from JPL:

http://www.jpl.nasa.gov/explorer/downloads/Explorer1.pdf

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Happy 50th Anniversary, Explorer 1 - Socrates II - 1/31/2008 2:08:38 PM

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