In the past, spaceflight was the preserve of government-funded astronauts who had to meet stringent physical, cognitive, psychological and social requirements for selection. But in recent years, that ...

As the ISS ages and is eventually decommissioned, private companies may operate the orbital platforms of the future.

A DOCTOR has raised concerns about the health of a stranded Boeing astronaut after an unexpectedly-long stay aboard the International Space Station (ISS). Sunita Williams, 59, flew to the ISS for ...

An astronaut’s photo from the International Space Station captures crepuscular rays and cumulonimbus clouds, revealing a ...

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

NASA astronaut Sunita Williams experiences multiple sunrises and sunsets everyday in the ISS due to ...

NASA 's astronauts Sunita Williams and Barry Wilmore have been stuck on the International Space Station (ISS) since June 6, ...

A Texas law passed in 1997 enabled astronauts to vote from space, particularly those affiliated with NASA's Johnson Space ...

The first satellite in space made mostly of wood arrived at the International Space Station on Tuesday along with other research and supplies.

Science News // 1 day ago China's Shenzhou-18 crew returns to Earth Nov. 4 (UPI) -- Three Chinese astronauts returned to ...

Though she is smiling and seems to be in good spirits, Sunita Williams looks jarringly more hollow-cheeked than when she first boarded the ISS.

NASA astronauts can vote from space, but why can't they endorse political candidates? As it turns out, U.S. federal law ...