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

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

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

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

The SpaceX Dragon capsule made a water landing Sunday in Florida, bringing to an end the historic commercial Polaris Dawn ...

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

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

The launch of Polaris Dawn from Kennedy Space Center includes the first civilian commercial spacewalk and other factors that ...

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

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

The Polaris Dawn crew safely returned to Earth Sunday morning.. The Dragon capsule carrying the mission’s four astronauts — ...