The shuttle Discovery, already delayed one day by bad weather, runs into more problems Tuesday when trouble with a hydrogen fuel line valve pushed launch to Friday at the earliest.

After months of tests, troubleshooting and repairs, engineers fueled the Space Launch System moon rocket for blastoff Monday on NASA's long-overdue Artemis 1 test flight — a mission to send an ...

NASA's new Artemis moon rocket is illuminated by xenon lights as she sits on Launch Pad 39-B hours ahead of a planned launch at the Kennedy Space Center Saturday, Sept. 3, 2022, in Cape Canaveral ...

NASA makes third attempt to partially fuel moon rocket in ... stage with 537,000 gallons of liquid hydrogen fuel and 196,000 gallons of ... delays before the helium valve issue was ...

ULA: Rocket-fuel valve woes — not errant boat — scrubbed Orion launch. Skip to content. All Sections. Subscribe Now. 85°F. Sunday, June 16th 2024 Digital Replica Edition. Home Page.

This hydrogen flows out of the engine, and because hydrogen is very light compared to ambient air, it rises up the outside of the rocket. When the liquid oxygen flow begins, the hydrogen is ...

Breaking update: Fuel leaks have forced NASA to scrub the launch of its new moon rocket on a no-crew test flight. The next launch attempt will not take place until Friday at the earliest. The 322 ...

NASA's new moon rocket ... Bolger was asked about the hydrogen fuel leak and the decision to send a “Red Team” of specially trained technicians to fix it by tightening nuts on a fuel valve.

After that, leaks of hydrogen fuel required the agency to make repairs. Next, Hurricane Ian rolled in and forced the rocket to roll back to its hangar, which Parsons called "a bit of a let-down ...

NASA officials described the engine-related problem with the agency’s moon rocket, which led to a launch delay Monday, as one more about plumbing than with the engine itself. Mike Sarafin, a NASA m ...

As fuel and oxidiser are burned in the rocket's engines, helium fills the resulting empty space in the tanks, maintaining the overall pressure inside. Because it is non-reactive, it can safely ...