The International Space Station is one of the most remarkable achievements of the modern age. It is the largest, most complex, most expensive and most durable spacecraft ever built.

This year is the 25th anniversary of humans inhabiting the International Space Station. A new PBS documentary looks at how the ISS was built and the challenges of surviving in outer space.

Three American and Russian astronauts landed at the International Space Station for the first time in00. We take a look back ...

Since their arrival, there have always been people on the ISS, a continuous presence that is by far the longest in the history of spaceflight. NASA had planned to celebrate 25 years of humans on the ...

Explore the International Space Station through stunning 3D animation. Discover its features, structure, and the incredible ...

Coverage will begin at 9:45 a.m. ET today (Oct. 28). A pair of cosmonauts will work outside the International Space Station today (Oct. 28), and you can watch the off-Earth action live. Sergey ...

Lettuce grown in space loses calcium, raising concerns about critical nutritional risks for future missions to Mars.

The mission marked a historic moment for India, Poland and Hungary. Private spaceflight is transforming from joy rides for billionaires into a gateway for nations to establish their space presence, ...

Microgravity aboard the International Space Station (ISS) makes life there dramatically different to how it is back on terra firma. Astronauts secure themselves with straps when they sleep, use a ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. SpaceX's Crew-10 astronauts headed home to Earth on Friday (Aug. 8). The Crew-10 quartet's Crew ...