At the time of writing, Williams and ISS crewmate, Nick Hague, are conducting NASA’s first spacewalk in over a year. The pair ...

The two astronauts have a busy day ahead of them. Hague and Williams will "patch light leaks in the NICER X-ray telescope, ...

NASA astronaut Don Pettit has snapped a striking shot of the super-bright comet racing past our planet for the first time in ...

Nick Hague and Suni Williams spent six hours working on NICER, AMS and other equipment outside the International Space ...

NASA astronaut Sunni Williams, one-half Boeing Starliner crew who have been stuck on the International Space Station for ...

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

One of NASA's two stuck astronauts is getting a change of scenery. Suni Williams stepped out on a spacewalk Thursday, her ...

The International Space Station is always falling, yet it never crashes to Earth or burns up in our atmosphere. How is this ...

Activist investor Mantle Ridge on Monday won support from a second proxy advisory firm as it battles for board seats at ...

Suni Williams, the commander of the International Space Station (ISS), recently embarked on her eighth spacewalk, a ...

The US space agency announced Thursday that two astronauts successfully completed a spacewalk to repair the International ...

Astronauts Suni Williams and Nick Hague completed pivotal maintenance tasks on the International Space Station in their ...