On January 21, the Expedition 72 crew spent the day getting ready for their second spacewalk of 2025 outside the International Space Station (ISS). This mission focuses on removing old communications equipment and investigating the presence of potential microbes.

Suni Williams steps outside the International Space Station for the first time since arriving in June on Boeing’s Starliner.

NASA astronauts Suni Williams and Butch Wilmore are waiting for their new ride back to Earth via SpaceX’s Crew Dragon this spring.

An X-ray observatory used to study neutron stars is “back in the black” and a cosmic ray detector is ready for possible future upgrades after two astronauts completed a spacewalk outside the International Space Station (ISS).

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

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

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,

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.

At the time of writing, Williams and ISS crewmate, Nick Hague, are conducting NASA’s first spacewalk in over a year. The pair are scheduled to spend roughly 6.5 hours in the vacuum of space, where they will work on a number of long overdue external repairs and equipment assessments.

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 ...

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.

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,