Japan’s H3 rocket suffered engine trouble on December 22, 2025, and failed to place a Japanese navigation satellite into ...

WASHINGTON (Reuters) - Aerojet Rocketdyne Holdings Inc is on track to complete development of its AR1 rocket engine by 2019 as a replacement for the Russian-built RD-180 engine after receiving a ...

Space exploration has long been a dream of humanity, but a new development out of Russia could change the future of interplanetary travel forever. Scientists are developing a groundbreaking plasma ...