Sunita Williams breaks her silence amid growing concerns about her health after a NASA photo revealed her “gaunt” ...

Students from Colorado will have the opportunity to hear NASA astronauts Nick Hague and Suni Williams answer their ...

NASA and Russian officials disagree on the cause of a worsening leak on the ISS, raising safety concerns for astronauts.

With all eyes on Sunita Williams amid speculated rising health concerns in space, NASA is also monitoring Butch Wilmore's considerable loss of body mass.

NASA astronaut and Expedition 72 Commander Suni Williams is pictured at the galley inside the International Space Station's ...

Astronauts face a large number of other health risks during their stay in space. In a weightless environment, muscles aren't used as much, which can lead to them weakening and atrophying. Additionally ...

Scientists hypothesise that the unique microgravity environment of space could lead to the creation of superior vaccines and ...

"Exposure to the space environment leads to changes related to inflammation, muscle wasting," and more, NASA said.

Suni Williams and Butch Wilmore were only supposed to be on the International Space Station for eight days. It's been 22 ...

Bioinformaticians at Heinrich ... NASA astronaut Nick Hague and Roscosmos cosmonaut Aleksandr Gorbunov are headed to the International Space Station for the agency's SpaceX Crew-9 mission in ...

According to preliminary information, the ISS’s average orbit was increased by 4.9 km to 417.2 km above Earth. The maneuver was performed using the Progress MS-28 spacecraft engines. They were engaged ...

NASA astronaut Suni Williams says her weight is stable aboard the International Space Station, rebutting tabloid claims that ...