Key Hole

Key Hole (KH) is the designation for a series of American optical reconnaissance satellites:

  • KH-1 Corona
  • KH-2 Corona
  • KH-3 Corona
  • KH-4 Corona
  • KH-5 Argon
  • KH-6 Lanyard
  • KH-7 Gambit
  • KH-8 Gambit 3
  • KH-9 Hexagon/Big Bird
  • KH-10 Dorian/Manned Orbiting Laboratory
  • KH-11 Crystal/Kennan
  • KH-12 Improved Crystal/Ikon/Advanced Kennan
  • KH-13 (unofficial designation, sometimes applied to Enhanced Imaging System or Misty)
This article includes a list of related items that share the same name (or similar names).
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Famous quotes containing the words key and/or hole:

    “All meanings, we know, depend on the key of interpretation.”
    —George Eliot [Mary Ann (or Marian)

    “Imperious Caesar, dead and turned to clay,
    Might stop a hole to keep the wind away.
    O that that earth which kept the world in awe
    Should patch a wall t’expel the winter’s flaw!”
    —William Shakespeare (1564–1616)