NRO satellites launched by Minotaur rocket with surplus missile parts

Source: Spaceflight Now
Date Published: 06/15/2021

Three classified small satellites for the National Reconnaissance Office fired into orbit from the Eastern Shore of Virginia Tuesday, riding a Northrop Grumman Minotaur 1 booster with a surplus military missile first stage made in 1966, likely the oldest rocket part ever used on a space launch.