The Space Launch System (SLS) core stage and rocket boosters have now been stood up and mated in preparation for NASA's ...

Astronauts, cosmonauts, and taikonauts have travelled into space since the 1960s, and humans have been in space continuously ...

Vulcan’s certification means SpaceX should have at least one competitor for future launches — though several other firms are ...

KENNEDY SPACE CENTER, Fla. — Four private astronauts could launch from Florida’s Space Coast as early as Monday. SpaceX said the Crew Dragon launch will be the first-ever human spaceflight into a ...