The KH-11 KENNEN[1][2][3][4] (later renamed CRYSTAL, [5] then Evolved Enhanced CRYSTAL System, and codenamed 1010[6]: 82 and Key Hole[6]: 82 ) is a type of reconnaissance …

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

Keyhole satellites are mainly used for military reconnaissance. OsakaWayne Studios / Getty Images. The code named Kennan "Keyhole-class" (KH) reconnaissance satellites have been …

KH-9 (BYEMAN codename HEXAGON), commonly known as Big Bird or KeyHole-9, [1] was a series of photographic reconnaissance satellites launched by the United States between 1971 …

The KH-11 (Keyhole-11) series of reconnaissance satellites, also known by their Byeman code names Kennen (the often reported "Kennan" is a misspelling) and Crystal (since 1982), are the …

NRO developed several generations of classified Keyhole (KH) military optical reconnaissance satellites that have been the primary sources of Earth imagery for the US Department of …

A collection of declassified military intelligence photographs from the Keyhole (KH) satellite system KH-9 (Hexagon) in digital format. (1971 to 1984)

These are the first known detail images of USA-245, the last Keyhole spacecraft in the program captured with a 25 cm telescope on August 5, 2015 near perigee from a distance of 289 …

The Keyhole satellites are a family of reconnaissance satellites launched by the US National Reconnaissance Office (NRO) since the mid-seventies. They are known under different code …

The KH-11 KENNEN (later renamed CRYSTAL, then Evolved Enhanced CRYSTAL System, and codenamed 1010 and Key Hole) is a type of reconnaissance satellite first launched by the …