Four astronauts have launched into space, where they will aim to carry out the first ever commercial spacewalk

Engaging articles, breathtaking images and expert knowledge Issues delivered straight to your door Polaris Dawn packed a lot of action into a five-day flight. Polaris Dawn has landed. The historic SpaceX astronaut mission — which conducted the first-ever private spacewalk,

SpaceX rocketed into the history books with the first commercial spacewalk. Billionaire Jared Isaacman led the SpaceX Polaris Dawn mission. He is the first non-professional astronaut to walk in space.

Billionaire floats into space on risky first private spacewalk - The two hour spacewalk will take place at 5:58am ET (10:58am BST) on Thursday

The successful operation further reinforces that space travel is no longer the exclusive province of professional astronauts working at governmental space agencies like NASA, and now neither is the derring-do of spacewalks,