A pending contractor switchup marks another blow to Boeing, which is struggling to prove itself as a reliable strategic ...

NASA has selected the Centaur upper stage currently used on United Launch Alliance’s Vulcan rocket for future flights of the ...

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.

When NASA Administrator Jared Isaacman announced the revamped approach to the Artemis moon program, it was unclear whether ...

The Senate Commerce Committee advanced a revised NASA authorization bill that implements some changes to Artemis sought by ...

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

NASA has moved to replace the long-planned Exploration Upper Stage for its Space Launch System rocket with United Launch Alliance’s Vulcan Centaur 5 upper stage, a shift that could reshape the Artemis ...

I would have. SLS 1B and SLS 2 are not required for landing on the moon. Most of the cost of SLS has been development not production. Yes SLS Block 1 would be expensive and slow but no so expensive ...