Nasa SpaceX mission: How we got to this point – Yahoo News Australia

Elon Musk’s SpaceX is flying people to the International Space Station (ISS) using the Crew Dragon vehicle. But why is a private company carrying astronauts to space and back for Nasa?
To understand the background to the historic first mission to the ISS with the Crew Dragon, we need to go back almost 20 years to a tragic accident.
On 1 February 2003, the space shuttle Columbia broke apart while re-entering the Earth’s atmosphere. All seven astronauts aboard perished in the disaster.
The loss…

Click here to view the original article.