When gravity lets go: Why astronauts’ lower eyelids rise in space

Scientists finally know why astronauts struggle to poop in space — and reveal a hidden risk of long-haul spaceflight

Scientists create 'laundry gun' for astronauts to clean their clothes by shooting out plasma

Why constipation is common in astronauts: A new study identified gastrointestinal changes that occur shortly after the astronauts leave Earth and gravity behind.

Constipation is common in astronauts – blood tests provide new answers - EurekAlert!

Radiation-shielding vest aced Artemis I lunar test, could protect astronauts on moon and Mars missions

Space Agencies Are Trying to Keep Astronauts From Losing Their Sight

How spaceflight changes astronauts' ability to eat and drink

Spaceflight could change how astronauts swallow, eat and drink in subtle ways

'A very busy mission': SpaceX on track to launch 4 astronauts to the ISS on Sept. 12

Ike Theriot Helps Prepare Astronauts to Work on the Moon

On this day in space! July 31, 1971: Apollo 15 astronauts drive on the moon for 1st time

Should Artemis IV astronauts actually land near the moon's south pole? Artemis II pilot says the lunar equator might be better

Four astronauts, 3 spacecraft, 2 weeks in orbit: Artemis III will be NASA's most complicated mission ever

Astronauts just launched on a Soyuz rocket with an energy-drink ad on it, continuing a Russian tradition

Astronauts Have Taken The First Human X‑Rays in Space

Bungee-jumping mice may reveal why astronauts skip on the Moon

Supreme Court ruling on mail-in ballots ensures astronauts can vote from space  — or anywhere else

Could Permanent Magnets Protect Astronauts from Solar Storms?

Staffing the moon base: How many astronauts should live in NASA's lunar outpost?