During a similar test earlier this month, sensors detected a leak of super-cooled liquid hydrogen – rocket fuel for NASA's SLS rocket.

NASA is providing a commentary-free, 24-hour livestream of SLS during the WDR, which can be viewed here on Space.com as well as on YouTube. The agency said that it will also air a separate stream ...

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 ...

Engineers will review the data before setting the timeline for the second wet dress rehearsal.

The next series of launch opportunities for the Artemis II mission begin March 3. If the mission doesn’t lift off in March, NASA will need to roll the rocket back to the Vehicle Assembly Building to ...

NASA’s giant SLS (Space Launch System) rocket is set to roll to the launch pad Saturday as it prepares to return humans to the vicinity of the moon for the first time in more than 50 years as part of ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's towering rocket that will help propel four astronauts on a historic journey around the moon is now visible at the launch ...

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 small rocket and capsule have been flying since April 2015 and have combined to make 38 launches, all but one of which ...