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

NASA was formed in 1958 "to provide for research into problems of flight within and outside the Earth's atmosphere, and for ...

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

One of NASA's stranded astronauts has finally left the International Space Station (ISS) after being stuck inside for eight months - but she's not headed home. Sunita Williams had a much-needed ...

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

NASA astronauts who have had unplanned extended stays on the International Space Station (ISS) since this summer are both scheduled to participate in spacewalks in January. NASA astronauts Suni ...

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 been ... as a brownish color in Pettit’s image. With the ISS experiencing 16 sunrises and sunsets a day, astronauts aboard the space-based laboratory are treated ...

Two spacewalks scheduled for this January will see astronauts updating station hardware and searching for microorganisms on ...

Two NASA astronauts will perform the year's first spacewalk today (Jan. 16), and you can watch the action live. Nick Hague and Suni Williams are scheduled to venture outside the International ...