Aerojet Completes Testing of Next-Generation Exploration Thruster

SACRAMENTO, Calif., April 26, 2012 – Aerojet, a GenCorp (NYSE: GY) company, announced today that it successfully completed development testing of its MR-104H 100 lbf-class monopropellant hydrazine thruster.

Aerojet Delivers 50th Flight-Ready Solid Rocket Booster to United Launch Alliance

SACRAMENTO, Calif., April 17, 2012 – Aerojet, a GenCorp (NYSE: GY) company, announced today that it has delivered the 50th Solid Rocket Booster (SRB) to United Launch Alliance (ULA) in support of the Atlas V launch vehicle.

Aerojet Propulsion Helps Deliver Astronaut Care Packages

SACRAMENTO, Calif., March 27, 2012 – Aerojet, a GenCorp (NYSE: GY) company, announced today that its engines will be providing the main propulsion for Europe's Automated Transfer Vehicle (ATV) as it maneuvers for a scheduled docking with the International Space Station (ISS) on March 28.

Aerojet Marks 70 Years Serving the Warfighter and Powering Exploration

SACRAMENTO, Calif., March 19, 2012 – Aerojet, a GenCorp (NYSE: GY) company, announced its 70th anniversary today, marking the March 19, 1942 founding of Aerojet Engineering Corporation by world-renowned aerodynamicist Dr. Theodore von Kármán and five California Institute of Technology colleagues.

Aerojet Propulsion Propels Atlas V Launch Vehicle and Delivers MUOS Satellite to Orbit

SACRAMENTO, Calif., Feb. 24, 2012 /PRNewswire/ -- Aerojet, a GenCorp (NYSE: GY) company, provided its solid rocket boosters to the United Launch Alliance (ULA) Atlas V launch vehicle for the inaugural launch of the U.S. Navy's five-satellite Mobile User Object System (MUOS).