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Polar BEAR



The Polar BEAR spacecraft (also known as STP P87-A) is a modified TRANSIT spacecraft which carries experiments intended to provide remote-sensing and in situ measurements of physical quantities likely to provide insight into the dynamics of plasma-density irregularity formation in the high-latitude ionosphere. BEAR is an acronym for Beacon Experiment and Auroral Research.

Alternate Names

  • 17070
  • Beacon Experiment and Auroral Research
  • NNSS 30170
  • PolarBEAR
  • STP P87-A

Facts in Brief

Launch Date: 1986-11-13
Launch Vehicle: Scout
Launch Site: Vandenberg AFB, United States
Mass: 113.93 kg

Funding Agency

  • Department of Defense-Department of the Air Force (United States)


  • Space Physics

Additional Information

Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office



NameRoleOriginal AffiliationE-mail
Mr. Douglas R. BroomeProgram ManagerNASA Headquarters
Mr. Ronald E. AdkinsProject ManagerNASA Goddard Space Flight Center
Lt D. CaseProject ManagerUS Air Force Space Division
Dr. Nelson W. SpencerProject ScientistNASA Goddard Space Flight Center
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