Jonny Kim—a former Navy SEAL and ER doctor—is now a NASA astronaut who will soon launch to the International Space Station as ...

In orbit, the astronauts aborted two spacewalks, both under unusual circumstances. Then, on October 25, one of the astronauts was hospitalized due to what NASA called an unspecified "medical issue" ...

Living aboard the ISS may seem like a dream come true, and you might be right, but everything astronauts are banned from ...

“Her body’s probably working harder to do basic things ... astronauts,” the NASA representative added. While Russian cosmonauts Oleg Kononenko and Nikolai Chub hold the record for most ...

The synthetic tissue structures simulate several kinds of cells found in the human heart. Researchers can check in on their ...

30, American astronaut Nick Hague and Russian cosmonaut Aleksandr Gorbunov became the most recent spacefarers ... "It's a very important role that we all play as citizens, to be included in ...

The group of NASA astronauts, from left ... on the American women fighting for reproductive rights, we know how important it is to parse out the facts from the messaging. At such a critical ...

A group of NASA astronauts have remained secretive about why they were taken to hospital after their prolonged space station ...