For the first time in 25 years of continuous crewed operations, an astronaut has been medically evacuated from the ...

Near-weightless conditions can mutate genes and alter the physical structures of bacteria and phages, disrupting their normal ...

The members of Crew-11 — two American, one Russian and one Japanese — splashed down after one became ill, prompting an early ...

With its departure ahead of Crew-12's arrival, Crew-11 leaves behind a skeleton crew of three aboard the ISS, including ...

Four astronauts departed from the I.S.S. about a month earlier than scheduled because a crew member, who was not identified, ...

A SpaceX capsule departed the International Space Station on Wednesday carrying a four-member crew on an emergency return ...

Crew 11 is expected to splash down off the coast of Southern California at 3:41 a.m., closing out a 167-day stay in space.

Depending on the timing, NASA could launch a fresh crew to the space station while four other astronauts are flying around ...

In a new study, terrestrial bacteria-infecting viruses were still able to infect their E. coli hosts in near-weightless ...

The crew undocked from the orbiting outpost at 5:20 p.m. ET on Wednesday — about a month earlier than planned.

The crew member of concern is doing fine,” NASA said after their return early Thursday, the first time in the space station’s ...

It was an unexpected finish to a mission that began in August and left the International Space Station with only one American ...