America's Space Sentinels: DSP Satellites and National Security

America's Space Sentinels: DSP Satellites and National Security -

During much of the Cold War, America's first line of defense was in outer space: a network of secret satellites that could provide instant warning of an enemy missile launch. The presence of these infrared sensors orbiting 22,000 miles above the earth discouraged a Soviet first strike and stabilized international relations between the superpowers, ... Read More

Currently there are no copies available. However, our inventory changes frequently. Please check back soon or try Book Fetch.