ATK (ATK) announces the conclusion of the Tactical Satellite-3 (TacSat-3) mission. The Air Force announced on April 30th, 2012, that the satellite deorbited into and burned up in the Earth's atmosphere nearly three years after its May 2009 launch. TacSat-3 was designed for six months of operation, with a goal of one year.
Continue reading TacSat-3 Satellite Retired.
