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VERSION:2.0
PRODID:-//Padside//Padside//EN
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UID:launch-0d1c4338-ba86-4e05-bc67-b3529d835fcf@padside
DTSTAMP:20260802T223627Z
DTSTART;VALUE=DATE:19631127
SUMMARY:Thor Delta C | Explorer 18
DESCRIPTION:Explorer 18 (IMP 1\, Interplanetary Monitoring Platform) was a
  solar-cell and chemical-battery powered spacecraft instrumented for inte
 rplanetary and distant magnetospheric studies of energetic particles\, co
 smic rays\, magnetic fields\, and plasmas.
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