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

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

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

The astronauts who traveled to the International Space Station aboard the Boeing Starliner are in good health, a NASA ...

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

Opinion: We must defend against China’s development of “counterspace applications” that “contest our access to the space ...

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 captured another remarkable shot, this one showing the Betsiboka River estuary in Madagascar.

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

LignoSat, the world's first wooden satellite, launched to the ISS on Nov. 5 last year aboard a SpaceX Falcon 9 rocket. It was ...

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 ...