The Artemis 2 mission launch has been delayed until at least April due to issues with the rocket's upper stage. This mission will be the first crewed flight of the Artemis program, sending four ...

NASA has wasted no time in selecting the vehicle that will replace the upper stage on its new plans for a standardized Space Launch System rocket.

Add Yahoo as a preferred source to see more of our stories on Google. The Space Launch System (SLS) rocket and the Orion spacecraft, integrated for the Artemis II mission, are seen at Launch Pad 39B ...

Could the Artemis 2 lunar mission be back on track? Things are looking up for NASA after the agency conducted a second key fueling test for the rocket that will launch four astronauts on a trip around ...

After NASA announced a helium flow issue in the rocket, SLS has returned to the VAB. This further delayed the launch of ...

NASA Administrator Jared Isaacman said Saturday the agency is looking at ways to prevent the fueling problems plaguing the Space Launch System rocket before the Artemis III mission. Artemis III is ...

The Space Launch System was supposed to be NASA’s triumphant return to Saturn V scale, a government built mega rocket that could guarantee American astronauts a path back to the Moon. Instead, it has ...

NASA's Space Launch System rocket is about to depart the launch pad in Florida where it has been vertical for more than a ...

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 ...