The SLS, NASA’s ambitious but outdated rocket, is a relic of past programs. Why does it exist in a world dominated by ...

NASA's Space Launch System rocket, reflected in the turn basin at the Kennedy Space Center in Florida, rolls out for a fourth attempt at a wet dress rehearsal on June 6, 2022. Credit: Trevor Mahlmann ...

Here’s how it works. The launch of the Artemis 1 Space Launch System rocket as seen from the press site at Kennedy Space Center. (Image credit: Josh Dinner) ...

The X-37B, the US Space Force's secretive space plane, will soon take flight again.

NASA’s Space Launch System has been under development for decades. Here are the stories to read as the rocket makes its big debut: carrying the Orion capsule to space as part of the Artemis 1 ...

A core technology for the Artemis program is the $23.8 billion Space Launch System, which NASA administrator Bill Nelson described as the “only rocket that can take humans to the Moon.” ...

SLS at Launch Site 39B during a full moon. [Photo: NASA] NASA’s Space Launch System (SLS) has entered the last stages of preparations for its upcoming August launch window.

After a scrubbed launch on Thursday, four astronauts lifted off from Florida and will dock at the International Space Station on Saturday.

After years of preparation and two false starts, NASA’s heavy-lift Space Launch System has finally taken off and entered orbit. It’s a big win for the space agency — even as it assigns to ...

In a bit of an oops, Australia's return to space after almost 54 years hasn't exactly gone to plan. On July 30, 2025 at the ...

The Space Launch System, or SLS, has spent most of the last year tucked away in NASA’s Vehicle Assembly Building, a massive warehouse structure at KSC used to house and integrate giant rockets ...

An artist's conception of the Space Launch System at Cape Kennedy. NASA NASA on Thursday completed the eighth and final “green run” test of the core stage for the biggest rocket ever built ...