Insolvency specialists handling the administration of UK firm Reaction Engines appear to be slowly closing in on the sale of ...

Reaction Engines' hypersonic SABRE air-breathing rocket engine has taken a major step towards flight after a key component passed the first phase of high-temperature testing. Under conditions ...

Reaction Engines is hopeful that newly unveiled technology which uses its heat exchanger system to allow regular jet engines to burn ammonia – producing zero carbon emissions – could enter service ...

Proving that you can't keep a good technology down, Reaction Engines' Synergetic Air-Breathing Rocket Engine (SABRE) has a new lease on life after a British-led consortium announced Invictus, a new ...

A new air-breathing rocket engine is ready for a major round of testing in the next 18 months after having passed a preliminary design review by the European Space Agency (ESA). The Synergistic ...

ESA signed an agreement Tuesday with Reaction Engines Ltd. to provide the company more than $10 million to continue work on the SABRE engine, with ESA serving as the project’s technical auditor. That ...

Reaction Engines Limited (‘Reaction Engines’) today announced that it has raised a further £26.5 million in a strategic fundraising by securing backing from some of the most influential names in ...

In the US test facility (TF2) will enable the precooler test article (HTX) to be exposed to high-temperature airflow conditions in excess of 1,000°C (~1800°F) that are expected during high-speed ...

A British company called Reaction Engines Ltd.(REL) has accomplished what it calls “the biggest breakthrough in aerospace propulsion technology since the invention of the jet engine.” REL is in the ...

An artist rendering by Reaction Engines shows a potential application of the company's Sabre engine on an aircraft. (Reaction Engines) LONDON — A hypersonic propulsion company backed by Rolls-Royce, ...

WATKINS, Colo. — Engineers at a U.K. company called “Reaction Engines” are testing out a new rocket engine at the Colorado Air and Space Port near Watkins. This new SABRE engine contains a precooler ...

LOS ANGELES—The demonstrator core of Reaction Engines’ air-breathing Sabre rocket propulsion system has successfully passed a preliminary design review held in collaboration with the UK Space Agency ...