For more than 60 years, nearly every large rocket used some combination of the same liquid and solid propellants. Refined ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Space Launch System rocket and Orion spacecraft, pictured here on February 1, are currently on Launch Pad 39B at Kennedy ...

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 ...

CAPE CANAVERAL, Fla. (AP) — NASA’s long-awaited moonshot with astronauts is off until at least March because of hydrogen fuel leaks that marred the dress rehearsal of its giant new rocket. It’s the ...

Goddard launched the world’s first successful liquid-fueled rocket from a farm in Auburn, Massachusetts.   The rocket was ...

Add Yahoo as a preferred source to see more of our stories on Google. This photo provided by NASA shows the Artemis II SLS (Space Launch System) rocket with the Orion spacecraft atop a mobile launcher ...

If all had gone according to plan, four astronauts might have been returning just this week from a history-making, 10-day slingshot trip around the moon. Instead, NASA’s engineers have been grappling ...

CAPE CANAVERAL — If all had gone according to plan, four astronauts might have been returning just this week from a history-making, 10-day slingshot trip around the moon. Instead, NASA's engineers ...