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

NASA may roll Artemis II’s SLS rocket and Orion off the pad Feb. 24 after a helium flow issue. The rollback could help preserve an April launch window.

NASA on Sunday (Feb. 22) announced that the space agency will roll its massive Artemis 2 moon rocket, the second-ever Space ...

Isaacman confirmed that NASA has accepted the report, and will now begin taking action to correct the errors which have been ...

That means NASA and contractor ground teams will immediately begin preparing to roll the 322-foot-tall (98-meter) SLS rocket off of Launch Complex 39B and back to the VAB. The rocket and its mobile ...

Nasa completed the test late at night and said there was minimal hydrogen leakage, well within safety limits. NASA teams ...

Launch teams replaced a pair of seals and a clogged filter at the Kennedy Space Center pad where the giant moon rocket stands ...

On board the SpaceX Dragon spacecraft are two Nasa astronauts commander Jessica Meir (USA) and pilot Jack Hathaway (USA).

NASA has finally brought a stubborn hydrogen leak on its new Moon rocket under control, removing one of the last major technical risks before four astronauts climb aboard for the first crewed lunar ...

Add Yahoo as a preferred source to see more of our stories on Google. The Space Shuttle Challenger explodes shortly after lifting off from Kennedy Space Center, in Florida, on Jan. 28, 1986. All seven ...

Forty years ago, the NASA space shuttle Challenger exploded 73 seconds after liftoff, killing all 7 crew members. Among the seven crew members were 5 NASA astronauts, as well as a payload specialist ...

On Jan. 28, 1986, the world watched in horror as the Space Shuttle Challenger exploded above the Atlantic Ocean off the coast of Cape Canaveral, Florida, 73 seconds after liftoff, killing all seven ...