WASHINGTON — NASA announced major changes to its Artemis lunar architecture, adding a test flight of lunar landers in low Earth orbit while canceling planned upgrades to the Space Launch System. At a ...

Never miss an important update on your stock portfolio and cut through the noise. Over 7 million investors trust Simply Wall St to stay informed where it matters for FREE. SELLAS Life Sciences Group ...

SLS still has helium leaks. Helium leaks have been a problem since the Space Shuttle days. It is so cold that it is hard to work with. The picture is of the SLS rolling back to the Vehicle Assembly ...

NASA had just announced a flawless wet dress rehearsal and possible early March liftoff of its long-awaited Artemis II mission, but all that changed in less than 24 hours. A closer look at the giant ...

The pressure to fix SLS and get to a launch for Artemis 2 will build. If there is another rollback in April or new leak or valve issue in May or long repairs. The program will get closer to reaching ...

NASA has discovered a helium leak in the SLS rocket's cryogenic propulsion stage. The issue was found after a previously successful wet dress rehearsal. Engineers are rolling the rocket back to the ...

The problem was discovered after an otherwise successful prelaunch fueling test of the Space Launch System rocket. The rocket will be rolled back to the Vehicle Assembly Building for repairs, which ...

Artemis 2 rolls back to the Vehicle Assembly Building Feb. 25 for repairs. Credit: NASA/Cory S Huston WASHINGTON — NASA has about three weeks to complete repairs to the Space Launch System’s upper ...

NASA has rolled back the Space Launch System (SLS) rocket and Orion spacecraft to the Vehicle Assembly Building (VAB) at Kennedy Space Center in Florida. The roll began around 9:45am local time on ...

Major progress in the repairs of the Artemis II Space Launch System (SLS) rocket’s helium flow was announced this week by American space agency NASA. But the good news is not exactly reason to ...

A day after NASA officials expressed optimism that they could be ready to launch the Artemis II mission around the Moon next month, the space agency’s administrator announced Saturday that a new ...