2014年9月17日 · NASA operates two Lockheed ER-2 Earth Resources aircraft as flying laboratories in the Airborne Science Program under the Agency’s Science Mission Directorate. …

The Rocketdyne AR2, also known by the military designation LR42, was a family of liquid-fuelled rocket engines designed and produced in the United States (US) during the 1950s and 1960s.

2022年4月20日 · Following a three-year heavy maintenance hiatus, one of two NASA Lockheed ER-2 high-altitude aircraft (a variant of the U-2) returned to operation with new safety features.

2020年3月31日 · Lockheed Martin, lead contractor for NASA’s Orion spacecraft, is currently using AR to increase efficiency in building the spacecraft for Artemis II, the first crewed mission …

NASA is operating two Lockheed ER-2 Earth resources aircraft as flying labora-tories in the Sub-Orbital Science Pro-gram under the agency’s Science Mis-sion Directorate. The aircraft, based …

2024年12月10日 · On reaching Mach 2.2, the Colonel Yeager would ignite the Rocketdyne AR2–3 rocket engine, which burned a mixture of JP-4 and hydrogen peroxide to produce …

Media in category "Rocketdyne AR2" This category contains only the following file. Lockheed NF-104A 56-0760 (USAF via RJF) (20797501844).jpg 797 × 1,000; 143 KB

The AR2 series of engines consist of the AR-2, AR2-1, AR2-2 and the AR2-3. All of the AR2 series engines provided a mainstage thrust of 6,600 pounds and were variable down to 3,300 …

REDMOND, Wash. — April 19, 2023 — Aerojet Rocketdyne recently received a $67 million contract award from Lockheed Martin to provide propulsion systems for the Orion spacecraft …

The AR2 is a single-chamber rocket engine burning kerosene (JP-4 or JP-5) jet fuel, oxidised with 90% High Test Peroxide (H 2 O 2 / HTP), allowing the engine to use the same fuel as an …