Leonov’s walk on … On 18 March 1965 Soviet cosmonaut Alexei Leonov became the first person to leave a space capsule and, tethered to it, float freely in orbit – to space-walk.

This was the first untethered spacewalk in history. For 6 hours and 17 minutes, McCandless became a speck in the vastness of space; flying around with no cables to hold him from going loose.

Bruce McCandless III is a space historian and his dad did the first untethered space walk back in 1984. He and Emily Carney have written a new book for anyone who wants to learn about the American ...

The astronaut behind one of the 'most terrifying photos' ever taken in space explained why it was it was chilling. The late ...

This is the eighth space walk of Suni Williams' career One of the two astronauts stranded at the International Space Station (ISS) has taken their first space walk since arriving at the station ...