Engineers are getting ready to put the pressure on hardware for the world’s most powerful rocket, NASA’s Space Launch System, as part of a rigorous test series to ensure each structure can withstand ...

A test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to launch astronauts on a mission around the moon.

As part of the rehearsal, engineers loaded more than 700,000 gallons of liquid propellant into the rocket, News.Az reports, ...

NASA’s Space Launch System (SLS) Program is concluding its structural qualification test series with one upcoming final test that will push the design for the rocket’s liquid oxygen tank to its limits ...

SLS still has helium leaks. Helium leaks have been a problem since the Space Shuttle days. It is so cold that it is hard to work with. The picture is of the ...

Add Yahoo as a preferred source to see more of our stories on Google. With the giant SLS rocket on its Florida launch pad and the four astronauts of Artemis II preparing to make history as they fly ...

NASA has changed Artemis III into a 2027 LEO (low earth orbit) rendezvous mission. There is no orbital refueling is needed at all by SpaceX.

An unannounced test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to soon launch astronauts on a mission around the moon. Ground crews at the Kennedy ...