Tim Peake said investing in the space economy would "inspire future generations".

Prolonged periods in orbit can alter an astronaut's body in some surprising ways, changing their muscles, brains and even their gut bacteria.

The Nasa astronauts had a Christmas feast and even voted in the US election.

The Nasa astronauts prepare to head to Earth after an eight-day mission turned into nine months.

A SpaceX capsule carrying a new crew has docked at ISS, paving the way for Butch Wilmore and Suni Williams to return to Earth.