The Artemis II mission, which was initially supposed to launch on Feb. 8, has now been delayed by at least a month after NASA found a hydrogen leak while fuelling the tank. The first Artemis mission ...

NASA’s preparations for the launch of its Space Launch System (SLS) rocket today, Saturday, September 3, have been interrupted by a hydrogen leak issue. The issue occurred during tanking, in which the ...

KENNEDY SPACE CENTER, Fla.—America’s space agency on Saturday sought to launch a rocket largely cobbled together from the space shuttle, which itself was designed and built more than four decades ago.

Researchers have created a process using liquid metals, powered by sunlight, that can produce clean hydrogen from both freshwater and seawater. The method allows researchers to ‘harvest’ hydrogen ...

Orbital Operations plans to use its seed funding to grow its small team (above) and work on cryogenic propellant management technologies and a rocket engine. Credit: Orbital Operations WASHINGTON — ...

Intended for next-generation fighter craft, the Heed Industries Helios Thruster Module propulsion system far outpaces the typical liquid hydrogen/liquid oxygen reactions that power a frigate's ...

Liquid hydrogen fuel leaks forced NASA to delay the launch of Artemis II—the same scenario it encountered four years ago during the Artemis I mission. The sun sets as NASA’s crawler-transporter 2 ...