NASA has wasted no time in selecting the vehicle that will replace the upper stage on its new plans for a standardized Space Launch System rocket.

NASA has canceled EUS and Block 1B/2 upgrades entirely, opting for a standardized upper stage to support ~10-month intervals ...

NASA has unveiled the upgraded design for its Space Launch System (SLS) mega rocket as it gears up for its first crewed Artemis missions. Dubbed Block 1B, this enhanced version of the SLS boasts ...

Many people were very mean to NASA's SLS super-heavy booster when it saw back-to-back-to-back consecutive launch scrubs caused by everything from faulty engine temperature sensors to leaky hydrogen ...