NASA's Artemis II rocket encountered a new helium flow issue which is likely to delay its early March launch. Here's what we ...

KENNEDY SPACE CENTER — On Monday afternoon, NASA stated that its teams detected a leak on its Artemis II moon rocket during the wet dress rehearsal. In an update, NASA stated that its teams have been ...

The Space Launch System rocket program is now a decade and a half old, and it continues to be dominated by two unfortunate traits: It is expensive, and it is slow. The massive rocket and its ...

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 ...

Underrated comment. This is the thing that frustrates me most about SLS: granted that pork is the primary purpose, the "side effect" (making SLS) is actively detrimental to the nation and world ...

Read full article: NASA delays astronauts’ lunar trip until March after hydrogen leaks mar fueling test The Artemis II Space Launch System rocket and Orion spacecraft on Launch Pad 39B at after ...

These issues sound very familiar. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates on rocket launches, ...

The agency did not complete a practice countdown for a flight that would be the first to send people around the moon in more than 50 years. By Kenneth Chang Kenneth Chang reported on months of delays ...

A crucial test of NASA’s towering Space Launch System rocket is underway — marking one of the final steps before the vehicle launches four astronauts into deep space for the first time since the ...

NASA fueled its new moon rocket in one final make-or-break test Monday, with hopes of sending astronauts on a lunar fly-around as soon as this coming weekend. The launch team began loading the ...

Braving rare sub-freezing temperatures, Kennedy Space Center workers pressed ahead with a dress-rehearsal countdown Sunday, readying NASA's huge Space Launch System (SLS) rocket for a critical fueling ...