Astronauts Butch Wilmore and Suni Williams are conducting a spacewalk outside the International Space Station to remove ...

NASA’s efforts to protect astronauts from harmful microbes aboard the ISS have led to groundbreaking microbiology ...

The two stuck astronauts took their first spacewalk, exiting the International Space Station almost eight months after moving ...

Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight months after moving in.

Stranded NASA astronauts Suni Williams and Butch Wilmore conducted a spacewalk outside of the International Space Center on Thursday for maintenance.

Shubhanshu Shukla will pilot the fourth mission to the ISS. He has been a fighter pilot for 15 years and will be the first Indian pilot to travel to the ISS.

Their invention, the pineal gland simulator and regulator — or “Pinacal” — simulates the effects of sunset and sunrise in ...

Several other space companies have plans to construct their own space stations as well, including Northrop Grumman, Axiom Space, Nanoracks and Sierra Space. NASA needs at least one of them on orbit ...

The Axiom Mission 4, or Ax-4, crew will launch aboard a SpaceX Dragon spacecraft and travel to the space station.

The robotic arm delivered NASA astronaut Suni Williams to a worksite during a record-breaking spacewalk at the International ...