A NASA astronaut who was briefly hospitalized after returning from space has been released, the space agency said Saturday.

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Billionaire Elon Musk and Russian President Vladimir Putin have been in regular contact, the Wall Street Journal reports.

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A NASA astronaut was taken to the hospital for an undisclosed medical issue after returning from a nearly eight-month space station stay extended by Boeing's capsule trouble and Hurricane Milton, the ...

NASA expects the crew member, who was hospitalized, to remain under observation overnight, the agency told ABC News.

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NASA recently announced that as of late October, the Sun has reached solar maximum: a repeating crescendo of solar activity ...

NASA astronauts Matthew Dominick, Michael Barratt, and Jeanette Epps, and Roscosmos cosmonaut Alexander Grebenkin splashed ...