Aerojet Rocketdyne’s Modified XR-5 Hall Thruster Demonstrates Successful On-Orbit Operation

SACRAMENTO, Calif., July 1, 2015 – Aerojet Rocketdyne's (NYSE:AJRD) improved XR-5 Hall Thruster (designated XR-5A) has successfully completed initial on-orbit validation testing on the unmanned X-37 space plane, which is presently on its fourth mission in space.

Lockheed Martin Awards Aerojet Rocketdyne Contract to Provide Propulsion Subsystems on A2100 Satellites

SACRAMENTO, Calif., June 23, 2015 – Aerojet Rocketdyne (NYSE:AJRD) recently was awarded a contract from Lockheed Martin to deliver XR-5 Hall Effect and MR-510 Arcjet electric propulsion subsystems, as well as monopropellant rocket engines for the modernized A2100 satellite.

Aerojet Rocketdyne Moves Forward With AR1 Engine Testing at NASA Stennis Space Center to Keep AR1 Engine on Track for 2019

SACRAMENTO, Calif., June 16, 2015 – Aerojet Rocketdyne (NYSE:AJRD) and NASA Stennis Space Center signed a Space Act Agreement for test services and test stand support of the AR1 multi-element pre-burner and main injector. Currently in development by Aerojet Rocketdyne, the AR1 engine is a replacement for the Russian-made RD-180 engines that power the Atlas V launch vehicle.

Aerojet Rocketdyne Holdings, Inc. Completes Closing of Land Sale in Northern California

SACRAMENTO, Calif., June 8, 2015 (GLOBE NEWSWIRE) -- Easton Development Company, LLC, a wholly owned subsidiary of Aerojet Rocketdyne Holdings, Inc. (NYSE:AJRD), announced today that escrow has closed for the land transaction previously announced on March 4, 2015, to WestLand Capital Partners L.P.

Aerojet Rocketdyne Propulsion Critical to Inaugural SM-3 Block IIA Flight Test

SACRAMENTO, Calif., June 7, 2015 (GLOBE NEWSWIRE) -- Aerojet Rocketdyne (NYSE:AJRD) announced today that its propulsion systems played a crucial role during the first flight test of Raytheon's Standard Missile-3 (SM-3) Block IIA guided missile.