NASA's plagued Space Launch System rocket, which is being developed to deliver the first astronauts to the Moon in over half a century, is on thin ice. According to Ars Technica senior space reporter ...

Not surprisingly, Congress is pushing back against the Trump administration's proposal to cancel the Space Launch System, the behemoth rocket NASA has developed to propel astronauts back to the Moon.

The Exploration Upper Stage is intended for use on the Block 1B version of SLS starting with Artemis 4. Credit: NASA LAS VEGAS — House appropriators want NASA to examine alternatives to a new upper ...

The NASA Office of Inspector General faults Boeing for poor quality control building the Space Launch System. A new and improved version of SLS is years late and billions of dollars over budget. This ...

A scathing report from NASA's Office of Inspector General (OIG) has highlighted several critical issues related to the development of the next version of the agency's Space Launch System megarocket, ...

NASA's problems with the mobile launch tower that will support a larger version of its Space Launch System rocket are getting worse rather than better. According to a new report from NASA's inspector ...

The Exploration upper Stage will increase the payload performance of the Space Launch System for missions to the moon by more than 10 tons. Credit: Boeing WASHINGTON — NASA’s internal watchdog sharply ...

Boeing plans to lay off approximately 400 employees from its Space Launch System (SLS) team due to Artemis program revisions and cost concerns. The future of the SLS program is uncertain, with ...

NASA’s Space Launch System, the other Saturn V-class heavy lift vehicle launched this decade, is being prepared for its second flight and its first crew-carrying flight, even as issues with the Orion ...