The days of NASA's Space Launch System moon rocket and Orion space capsule may be limited, as a White House budget proposal for the space agency aims to phase out the overbudget SLS after just two ...

The program has long been criticized for a lack of transparency over its growing budget. Officials agree the SLS budget "needs to be improved," but it's not clear how, per a government report. Senior ...

NASA released a selfie taken by the Orion capsule and close-up photos of the moon's crater-marked landscape as the spacecraft continues on the Artemis 1 mission, a 25-and-a-half day journey that will ...

Engineers at NASA's Michoud Assembly Facility in Louisiana guide the SLS core stage from the factory floor onto the agency’s Pegasus barge for its journey to the Kennedy Space Center in Florida. NASA ...

The White House plan to kill the cutting-edge Orion spacecraft, shown here, and the Space Launch System super-rocket could halt NASA's ability to land astronauts on the Moon in the late 2020s, even as ...

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 ...

The Artemis 2 megarocket set to launch NASA's next astronauts to the moon in 2026 is almost completely assembled. The giant Space Launch System (SLS) rocket continues to grow inside the NASA's Vehicle ...

NASA officials have said their SLS mega-rocket program is "unaffordable." The program has long been criticized for a lack of transparency over its growing budget. Officials agree the SLS budget "needs ...