The highlight of the mission came on Sept. 12, when SpaceX depressurized the Dragon capsule for what became the first ...

SpaceX-operated spacecraft achieves first goal to measure radiation risk, and astronauts Sarah Gillis and Anna Menon become ...

A Falcon 9 rocket streaked into the blackened the pre-dawn sky above Florida on Tuesday, carrying four people on the most ...

Earth orbit that included the world’s first commercial spacewalk as it aims to splash down off Florida’s coast.

The mission features the first non-government spacewalk by billionaire Jared Isaacman and SpaceX crew trainer Sarah Gillis.

Polaris Dawn was initially scheduled to depart on August 26 before SpaceX bumped back the launch to perform additional ...

Iran placed a new "research satellite" called Chamran-1 into a 550-kilometer orbit on September 14. The Chamran-1 satellite ...

The crew of the Polaris Dawn mission, led by a billionaire pilot named Jared Isaacman, were injected into an orbit intended ...

The SpaceX Polaris Dawn mission may wind down this weekend. Here are all the ways its crew of four citizen astronauts has ...

Supermoons are popular in the media, but are they really so different from how our extraordinary moon ordinarily appears?