The Polaris Dawn mission could launch Tuesday morning, sending its crew rocketing into orbit, where they will attempt the ...

SpaceX is gearing up for the launch of Falcon 9, which is expected to carry four Polaris Dawn mission astronauts to low-Earth ...

The mission aims to send the Crew Dragon spacecraft, carrying four civilian astronauts, to the highest Earth orbit achieved ...

For five days, the crew of the Polaris Dawn mission completed a number of objectives that could one day bolster deep-space ...

SpaceX says it's ready to try again and launch Polaris Dawn, the first private spacewalking mission, after multiple delays ...

The research in the Polaris program, planned to be three flights, is particularly focused on human health and the effects of ...

A New Hampshire man and three other crew members from the Polaris Dawn mission discussed their historic journey to space.

The historic SpaceX astronaut mission — which conducted the first-ever private spacewalk, among other achievements —returned ...

Polaris Dawn, a private space mission that aims to complete the first-ever civilian spacewalk, is expected to launch this ...