Since the beginning of the Space Age, every rocket ever made has been mostly propellant in mass. Whereas the SLS weighs 188,000 ... some of which are on the drawing board right now.

On Wednesday, one of the Republican space policy leaders most consistently opposed to commercial heavy lift rockets over the last decade—as an alternative to NASA's large SLS rocket—has ...

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 ...

NASA’s Space Launch System (SLS), the rocket meant to take humans back to the Moon, is facing yet another major setback—this time with Boeing at the center of the issue. With delays, budget overruns, ...

Credit: NASA/Eric Bordelon Boeing is preparing to issue layoff notices to roughly 200 employees working on the Space Launch System (SLS) — the massive rocket central to NASA's flagship Artemis ...

The SLS rocket costs NASA $3 billion a year even when it doesn't launch, and more than that when it does. The Trump administration is looking to cut government spending, and SLS-builder Boeing ...

Mission objective: Confirm that the Orion spacecraft and SLS rocket systems work as designed in deep space The mission objective is to make sure the Orion spacecraft and the Space Launch System ...

Their eight-day mission turned into nine months, but NASA astronauts Suni Williams and Butch Williams are finally coming home ...

NASA’s $24 billion SLS program is developing a super-heavy lift rocket being used in its Artemis program to send astronauts back to the moon. The SLS program is receiving heightened scrutiny under the ...

"Astronauts on their first flight aboard NASA's Space Launch System (SLS) rocket and Orion spacecraft will venture around the moon. Their mission will be to confirm all of the spacecraft's systems ...

The Space Launch System (SLS), a massive rocket that successfully launched the uncrewed Artemis I mission around the Moon in 2022 and is scheduled to carry astronauts there next year, is often ...