NASA is now aiming at an upgraded SLS Block 1B, a more powerful beast designed to haul astronauts and hefty lunar hardware simultaneously. The manufacturing process and arrangements for Block 1B ...

The only development it needs is a cone like the SLS LVSA (or SLS Block 1B USA) that goes from 9m to 5m diameter. SpaceX can probably have a flight test prototype welded up by the middle of next week.

Space Launch System (SLS) managers are now planning for the utilization of two Mobile Launchers (MLs), allowing for additional use of the rocket on both crewed and cargo-only missions. The first ...

NASA’s Space Launch System (SLS) Program is pursuing ways to accelerate development of the on-again, off-again next evolution of the launch vehicle. The main change from the initial Block 1 ...

The report, released by NASA's internal watchdog on Aug. 8, focuses on the gigantic Space Launch System (SLS) Block 1B and its Exploration Upper Stage (EUS). Block 1B is designed to increase the ...

The report projects that the SLS Block 1B costs will reach approximately $5.7 billion by its scheduled 2028 launch, exceeding NASA’s 2023 Agency Baseline Commitment by $700 million. The ...