HUNTSVILLE, Alabama. A hypersonic scramjet engine-powered vehicle was tested in a recent flight using the Hypersonic Air-breathing Weapon Concept (HAWC), marking the second flight test of the vehicle by a team comprising of Defense Advanced Research Projects Agency (DARPA), Air Force Research Laboratory (AFRL), Aerojet Rocketdyne, and Lockheed Martin, vehicle manufacturer Aerojet Rocketdyne annonced in a statement.

MELBOURNE, Fla. L3Harris Technologies has agreed to acquire Aerojet Rocketdyne Holdings (El Segundo, California) in an all-cash transaction valued at $4.7 billion, inclusive of net debt; the deal is expected to finalize in 2023, pending regulatory approvals.

PALMDALE, Calif. The Defense Advanced Research Projects Agency (DARPA), Air Force Research Lab (AFRL), Lockheed Martin, and Aerojet Rocketdyne team have flight tested the Hypersonic Air-breathing Weapon Concept (HAWC).

BETHESDA, Md. Lockheed Martin has terminated its agreement to acquire aerospace and defense company Aerojet Rocketdyne Holdings, following the U.S. Federal Trade Commission (FTC) lawsuit filed during January seeking a preliminary injunction to block the acquisition on antitrust grounds.

HUNTSVILLE, Ala. Missile-propulsion company Aerojet Rocketdyne reports a successful test of a full-scale advanced solid rocket motor as part of an ongoing series of trials to support Phase 2 of the Operational Fires (OpFires) program, an effort mounted by the U.S. Defense Advanced Research Projects Agency (DARPA) to develop a ground-launched tactical hypersonic weapon.

NASA -- STENNIS SPACE CENTER, Miss. The powerful hydrogen-fueled rocket engine built by Aerojet Rocketdyne, the RS-68A, completed its final hot-fire acceptance test in preparation for its use on the United Launch Alliance (ULA) Delta IV Heavy launch vehicle.

LOS ANGELES. Aerojet Rocketdyne recently received a contract award to deliver up to two multi-mission radioisotope thermoelectric generators (MMRTG) -- radioisotope power systems that have been used as reliable electrical power sources on multiple deep-space missions -- to the U.S. Department of Energy (DOE) for use in future planetary science missions.