Nova was a United States Navy satellite navigation system compatible with the Transit system, of which 15 spacecraft together with three satellites of the Transit Improvement Program, had been placed in orbit by the time Nova 1 was launched. Nova was superceded by NAVSTAR-GPS.
|spacecraft||launch date||launch vehicle||launch site||orbit||mass (kg)|
|Nova 1||May 25, 1981||Scout G||Vandenberg||1,163 × 1,183 km × 90.1°|
|Nova 3||Oct 11, 1984||Scout G||Vandenberg||1,149 × 1,199 km × 89.9°||165|
|Nova 2||Jun 16, 1988||Scout G||Vandenberg||1,150 × 1,198 km ×x 90.0°||174|