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 ...

NASA is targeting an April 1 launch attempt for its Artemis II mission after weeks of troubleshooting a helium flow problem ...

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

An unannounced test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to soon launch astronauts on a mission around the moon. Ground crews at the Kennedy ...

NASA aims to increase the cadence of launches up to every 10 months starting in April 2026, incorporating fewer changes from mission to mission each time. This approach reduces technological ...

NASA made major changes to its Artemis lunar architecture, adding a test flight of lunar landers in Earth orbit while ...

NASA is conducting a critical test ahead of its Artemis II launch, called a wet dress rehearsal. During the dress rehearsal, engineers fill the rocket with 700,000 gallons of propellant and conduct a ...

NASA's second multi-day test to simulate a launch day is underway in Florida in a critical demonstration of whether the agency's massive moon rocket is prepared to send astronauts on a lunar mission.