Northrop’s Minotaur IV Lifts Off On Classified NRO Mission

Minotaur IV launch.
Credit: NASA Wallops Flight Facility
Northrop Grumman’s Minotaur IV rocket ended a nearly three-year hiatus with a July 15 launch from Wallops Island, Virginia, to put a quartet of classified satellites into orbit for the National Reconnaissance Office (NRO). The 78-ft.-tall, four-stage, solid-propellant booster lifted off at 9:46 a.m...
Irene Klotz

Irene Klotz is Senior Space Editor for Aviation Week, based in Cape Canaveral. Before joining Aviation Week in 2017, Irene spent 25 years as a wire service reporter covering human and robotic spaceflight, commercial space, astronomy, science and technology for Reuters and United Press International.

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