The survival of organisms in the vacuum of space could support the theory that life didn't start on Earth, but originated ...

The ISS's orbit is slowly decaying. While it might seem a permanent fixture in the sky, the orbiting space laboratory is only ...

Cristiano Guerra, who has been instrumental in determining the outcome of some of the America's most hotly contested board ...

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, ...

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

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

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 ...

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

Learning how to deal with the microorganisms hitching a ride with humans Two NASA astronauts are set to venture outside the ...

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