Two NASA astronauts are currently hard at work in space, patching up an instrument called NICER (Neutron star Interior Composition Explorer).

NASA astronauts Nick Hague and Suni Williams, dressed in pressurized NASA spacesuits, moved through the Quest airlock and into the vacuum of space. This was the first NASA spacewalk since November ...

NASA astronauts Sunita Williams and Nick Hague are set to step outside the International Space Station (ISS) for a spacewalk.

One of the two astronauts stranded at the International Space Station (ISS) has taken their first space walk since arriving at the station nearly seven months ago.

The two astronauts have a busy day ahead of them. Hague and Williams will "patch light leaks in the NICER X-ray telescope, then ready the Alpha Magnetic Spectrometer for future upgrades," NASA officials wrote in a Jan. 15 blog post.

One of NASA's two stuck astronauts is getting a change of scenery. Suni Williams stepped out on a spacewalk Thursday, her first since arriving at the International Space Station seven months ago.

NASA has delayed astronaut Sunita Williams's second spacewalk, originally planned for Thursday. The spacewalk, technically referred to as extravehicular activity (EVA), will now take place on January 30 at 6:30pm IST.

The pictures were taken inside the International Space Station last week, when Sunita Williams and Nick Hague donned spacesuits to carry out “fit checks.”

During this spacewalk, Williams and Hague will step out to replace a rate gyro assembly which provides orientation control for the space station. They will install patches to cover the damaged areas of light filters for Neutron Star Interior Composition Explorer (NICER),

Astronauts Suni Williams and Nick Hague completed pivotal maintenance tasks on the International Space Station in their latest spacewalk, enhancing its research capabilities. NASA astronauts Suni Williams and Nick Hague successfully completed a 6-hour spacewalk on January 16,

Sunita Williams, an astronaut of Indian descent, is preparing for her first spacewalk in over a decade as part of SpaceX's Crew-6 mission. She will address a light leak on the NICER telescope aboard the ISS,

NASA's stuck astronauts Suni Williams, the station's commander, and Nick Hague step out on a spacewalk to do some repairs after 7 months in orbit.