Helium flow issue forces NASA to consider rolling back Artemis II rocket from launch pad. The technical problem threatens a March launch of the crewed moon mission.

NASA revealed the latest problem just one day after targeting March 6 for Artemis II, humanity’s first flight to the moon in ...

Reid Wiseman, Victor Glover, Christina Koch and Canadian astronaut Jeremy Hansen — on a flight around the far side of the moon and back.

NASA's moon landing program delay represents the latest in in technical, budgetary, workforce and public perception ...

NASA announced it had found the source of a helium flow blockage that forced it to roll the Artemis II rocket back from the ...

Add Yahoo as a preferred source to see more of our stories on Google. The International Space Station has never experienced a medical evacuation in the 25 years it has been inhabited by astronauts ...

Yesterday afternoon, NASA lost contact with its New Horizons spacecraft for an hour for reasons unknown. This is generally not a good thing when you’re working with technology that’s 4.5 light hours ...

A NASA safety watchdog has accused the agency of soft-pedaling serious problems on Boeing’s Starliner capsule, arguing that officials framed a troubled crewed test flight as a near-routine success ...

The agency’s new leader is showing promise so far.

NASA astronaut Suni Williams, who famously stayed in space for an extended nine-month visit after problems with an experimental capsule, has retired after 27 years, NASA said Tuesday. Williams retired ...