The failure of a propellant tank during testing will delay the first launch of Rocket Lab’s Neutron rocket to at least the ...

WASHINGTON — 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 ...

NASA's Artemis II rocket successfully completed a major prelaunch test. The crew will now enter quarantine as potential launch dates come as early as March.

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 ...

A crucial test of NASA’s towering Space Launch System rocket is underway — marking one of the final steps before the vehicle launches four astronauts into deep space for the first time since the ...