Navstar 7

Navstar 7, also known as GPS I-7 and GPS SVN-7, was an American navigation satellite which was lost in a launch failure in 1981. It was intended to be used in the Global Positioning System development programme. It was the seventh of eleven Block I GPS satellites to be launched, and the only one to fail to achieve orbit.

Navstar 7

Navstar 7, also known as GPS I-7 and GPS SVN-7, was an American navigation satellite which was lost in a launch failure in 1981. It was intended to be used in the Global Positioning System development programme. It was the seventh of eleven Block I GPS satellites to be launched, and the only one to fail to achieve orbit.