Exploration Upper Stage weld development continues NASA and Boeing continue to work on the development of the first SLS upgrade, called Block 1B. The Block 1 vehicle, using a modified Delta 4 ...

"Ideally, NASA should be able to buy heavy lift services to send payloads to the Moon—up to about 45 metric tons to 'trans-lunar injection' which is about the same performance as the SLS Block 2 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. On the heels of the ...

NASA spent the last two weeks hoisting a 103-ton component onto a simulator and installing it to help prepare for the next ...

Besides lack of employee training, it was found that the Exploration Upper Stage was scheduled to be delivered to NASA back in early 2021. It is now projected that the development of SLS Block 1B ...

Per a NASA inspector general investigation, Boeing’s work on the SLS Block 1B has contributed to $700 million in cost overruns on the program. NASA, though, described the rocket as “essential ...

Anadolu Agency via Getty Images Ares 1 Upper Stage was part of a project that was ultimately scrapped in 2010 and succeeded by NASA’s Space Launch System (SLS), the first major attempt at a ...

Boeing notified employees it is planning to issue layoff notices "to align with revisions to the Artemis program and cost expectations." Boeing is preparing to issue layoff notices to roughly 200 ...

Things aren’t looking good for NASA’s Space Launch System ... but the proposed “Block 2” upgrades would increase SLS payload capability to within striking distance of the iconic Apollo ...

First published more than 125 years ago, the great author's quip about his rumored demise applies well to the situation today with NASA's Space Launch System (SLS), a 322-foot tall rocket designed ...

The statement from NASA comes amid widespread speculation that SLS — which made its debut flight test in 2022 — may be on the chopping block. Those critics often argue that Elon Musk’s ...

Click to expand... Boeing's SLS contract for the Core Stage is cost plus. Boeing's Starliner contract is fixed price. NASA is eating the overrun on that SLS contract. Boeing is eating the overrun ...