The second great work of art to come out of the Polaris Dawn mission was a musical performance that took place partly in ...

The second great work of art to come out of the Polaris Dawn mission was a musical performance that took place partly in ...

SpaceX's Polaris Dawn mission was a spaceflight for the ages. Here's what the historic mission was like from launch to ...

In an exclusive interview with NBC’s Lester Holt, which will air on NBC Nightly News on Tuesday, the crew — billionaire ...

A SpaceX Falcon 9 lifted off in the early hours last Tuesday morning carrying a private astronaut crew led by a billionaire ...

An update to a story we first told you about last month about physicians at the Medical College of Georgia working with the ...

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

Four private astronauts are back on Earth after a five-day mission that set firsts and broke records in an effort to advance ...

Fresh off their historic space flight, the crew of the Polaris Dawn sat down for an exclusive interview about their historic ...

Polaris Dawn has done the impossible: making history with private citizens conducting a spacewalk. The extravehicular ...

Splashdown northwest of Key West, Florida, closed out a mission highlighted by the first non-government civilian spacewalk.

Spaceflight Associated Neuro-Ocular Syndrome, or SANS, impacts more than 70% of astronauts, causing what doctors think might ...