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

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

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

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

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

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

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

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

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

NASA astronaut Don Pettit has shared an incredible photo of Blue Origin's New Glenn rocket during its maiden launch last week ...

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

NASA astronaut Sunita Williams steps out of the ISS after 7 months in space. Over 260 miles above the South Pacific, she ...