* Astronomy

Eager to take a look at a super-secret U.S. National Reconnaissance Office (NRO) satellite?
Now you can thumb through a sourcebook on a Russian satellite tracking facility in Siberia called the Altay Optical Laser Research Centre.
Allan Thomson, a former Central Intelligence Agency analyst prepared the Russian/English language sourcebook that spotlights the Russian ground equipment capable of cranking out images of high-flying spacecraft.
The sourcebook contains shot-from-the-ground adaptive optics imagery, albeit a bit blurry, of Russian spacecraft, several NASA Earth observing satellitesas well as the NROs Lacrosse 2 spysat lofted back in 1991.

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http://www.fas.org/spp/military/program/track/altay.pdf