The agency’s top medical official was responding to rumors that Suni Williams had lost an unusual amount of weight during an ...

At a briefing on November 8, NASA astronaut Michael Barratt, who had just returned to Earth on the Crew-8 mission after ...

NASA and Roscosmos continue to disagree on the cause and severity of an air leak in the Russian segment of the International Space Station, one that NASA worries could lead to a “catastrophic ...