Launched in to 1960s and 1970s, NASA's Pioneer spacecraft made the first detailed observations of Saturn and Jupiter.
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One of the most distant probes ever launched into space has contacted Earth to say all is well. [BBC News]
(March 04, 2001)
One of the most distant probes ever launched into space has contacted Earth to say all is well. [BBC News]
(March 04, 2001)
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