The conflict between the brain's expectation of Earth's gravity and the reality of no gravity causes space motion sickness.

U.S. Navy crews recover the Orion Spacecraft for NASA's Artemis I mission from where it landed in the Pacific Ocean in December 2022. No human astronauts were aboard. (Credit: NASA/Josh Valcarcel) In ...

Study finds that VR headset technology can help astronauts combat space motion sickness after returning to Earth.

Virtual reality headsets could be key to helping astronauts overcome motion sickness when returning to Earth. When astronauts ...

About 70% of astronauts will suffer from motion sickness during the first few days of orbital flight, experiencing dizziness, cold sweating, nausea and vomiting, according to a journal article in the ...

With one astronaut hospitalized after a delayed return and another's weight loss the subject of tabloid speculation, it's been a busy month for NASA public relations. In June, a series of issues with ...

After adjusting to microgravity—and getting through a few bouts of vomiting—the astronauts got to work in polar orbit. Reading time 2 minutes Four space rookies are floating in a SpaceX Dragon vehicle ...

Space is not an easy environment to live in. Going to space and living in microgravity for extended periods has a range of effects on the body, from space sickness similar to motion sickness, to ...

Astronaut Sunita Williams, 59, experienced significant weight loss during her 155-day stay on the International Space Station (ISS). Recent photos shared on X (formerly Twitter) have caused widespread ...

The four private space travelers flying around the Earth’s poles this week had a vomit-filled first day in space, according to the man paying for the trip. “The first few hours in microgravity weren’t ...