The two Russian cosmonauts, Sergey Ryzhikov and Alexey Zubritsky, conducted a spacewalk that lasted six hours to complete ...

Two Russian cosmonauts have safely returned inside the International Space Station following a productive spacewalk.This Thursday’s spacewalk marked the second one for Expedition 73 and ...

Two Russian cosmonauts are back inside the International Space Station after conducting a spacewalk to install a ...

It will be several years before any of these new commercial space stations circle the Earth at around 17,500 miles per hour ...

Science and maintenance work continue on the International Space Station, but updates are still halted due to the U.S.

Since 2000, for 24 hours a day, seven days a week, NASA and its partners have sustained a continuous human presence in low-Earth orbit ...

NASA astronauts Bob Behnken and Doug Hurley can now begin a stay in orbit that could last up to 110 days before they return home.

What happens when you use a SpaceX Falcon 9 rocket to launch Northrop Grumman’s Cygnus supply ship? A record-setting resupply mission to the International Space Station. The first flight of Northrop’s ...

Californian company Vast is building what would be the world’s first commercial space station, which it aims to launch next ...

John M. Horack receives extramural research funding from NASA, Voyager Technologies, and other spaceflight-related sources, as part of his work as a Professor at The Ohio State University. For 24 ...