USA-186 (also known as KH-11 14 and NROL-20) is an American reconnaissance satellite which is operated by the National Reconnaissance Office. Launched in October 2005, it is the first KH-11 Block 4 reconnaissance satellite.
Overview The satellite launched as the last Titan IV launch and is last Titan rocket launch, ending its many decades of service to US National Security missions. Future KH-11 missions will be launched on the Delta IV Heavy rocket.
KH-11 KENNEN, also called Crystal, is an electro-optical reconnaissance satellite which replaced the film-return satellites like KH-9 HEXAGON.
See also
List of USA satellites List of NRO Launches
References