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USA 139



USA 139 is an American (National Reconnoissance Office) military reconnoissance spacecraft in the MILSTAR 3 series that was launched from Cape Canaveral Air Station by a Titan 4B rocket.

Alternate Names

  • 25336
  • USA139

Facts in Brief

Launch Date: 1998-05-09
Launch Vehicle: Titan 4B
Launch Site: Cape Canaveral, United States

Funding Agency

  • Unknown (United States)


  • Surveillance and Other Military

Additional Information

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

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