NASA conducted a full-scale static test fire of the Booster Obsolescence and Life Extension (BOLE) solid rocket motor - part of the Space Launch System at a test facility in Utah. An anomaly occurred near the end of the test.

A critical rocket test that will help determine when NASA can launch its first human moon mission in more than five decades appears to be on track after cold weather in Florida prompted a two-day delay. NASA has been preparing to conduct a prelaunch ...

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 simulated countdown-to-launch window. Teams conduct a ...

NASA took another crack at fueling its giant moon rocket Thursday after leaks halted the initial dress rehearsal and delayed the first lunar trip by astronauts in more than half a century. For the second time this month, launch teams pumped more than ...

CAPE CANAVERAL, Fla. -- NASA ran into exasperating fuel leaks during a make-or-break test of its new moon rocket Monday, calling into question how soon astronauts could take off for a trip around the moon. The leaks -- reminiscent of the rocket's delayed ...

NASA has begun a crucial test Monday of its towering Space Launch System rocket — marking one of the final steps before the vehicle launches four astronauts into deep space for the first time since the Apollo program ended more than five decades ago.