NASA's bosses have been grilled after the Artemis II moon mission was pushed back following a failed wet dress rehearsal. The decision to delay until March at the earliest was made when ground crews ...

NASA’s Artemis II mission encountered another hydrogen-related setback during a “confidence test” on Feb. 12, 2026, when a ground support equipment issue restricted the flow of liquid hydrogen into ...

For more than 60 years, nearly every large rocket used some combination of the same liquid and solid propellants. Refined kerosene was favored for its easy handling and non-toxicity, hydrazine for its ...

On March 16, 1926, American physicist Robert H. Goddard launched the world’s first successful liquid-fueled rocket from a farm in Auburn, Massachusetts. The rocket was small, only about 10 feet long, ...