The company's novel rocket engine could be a game changer for the U.S. military.

Three of the four RS-25 engines powering the Artemis II mission previously flew on NASA’s Space Shuttle fleet. The engines are cooled by liquid hydrogen to prevent the nozzle from melting from the ...

The Artemis II mission is set to launch four astronauts atop NASA’s SLS (Space Launch System) rocket later today – and while this specific rocket is only flying on its second mission, its core stage ...

Ursa Major said its Hadley liquid rocket engine completed 10 flights, including multiple hypersonic missions with ...

A Canoga Park company's rocket engines will provide the powerful thrust that sends the astronauts of Artemis II on an around-the-moon journey that will take them thousands of miles deeper into space ...

Welcome to Edition 8.37 of the Rocket Report! NASA is still climbing down from the high of the Artemis II mission, the first ...

North Korean dictator Kim Jong Un oversaw a test of a new high-thrust solid-fuel rocket engine, according to state media, working on weapons capable of striking the U.S. mainland. The test, reported ...

4 astronauts are set to launch on Artemis II, the first crewed moon mission in decades. Republicans react to Donald Trump's Iran war speech Girl who went missing at 13 years old in 1994 is found alive ...

North Korea’s leader, Kim Jong Un, watched a ground test of a solid-fuel missile engine and saw new tanks put through their paces recently, the country’s official news agency reported Sunday. The ...