Is There Zero Gravity On The ISS? Here's How It Works

Photos and videos of astronauts on the ISS show them floating around, but saying there's zero gravity isn't fully accurate.
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PBS celebrates 25 years of the ISS with NOVA's 'Operation Space Station' on Nov. 5

"Operation Space Station: High-Risk Build" debuts Nov. 5, 2025 at 9 p.m. ET on PBS. "Operation Space Station: Science and ...
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Celebrate 25 Years of Nonstop Living in Space Aboard the International Space Station

Blink and you’ll miss it, the International Space Station (ISS) travels a blistering 17,500 miles per hour, circling the ...
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Russian cosmonauts install semiconductor experiment, jettison old HDTV camera during spacewalk outside ISS

Two Russian cosmonauts are back inside the International Space Station after conducting a spacewalk to install a ...
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ISS astronaut captures amazing video of SpaceX Starlink satellite train cruising above auroras

An amazing new video shows flashes of sunlight sparkling off a batch of SpaceX satellites, with a green aurora glowing just below. NASA astronaut Don Pettit, an accomplished amateur photographer, ...