A SpaceX capsule carrying four private citizens splashed down off the coast of Florida before dawn 3:36 a.m. ET on Sunday ...

Earlier on Tuesday, the Polaris Dawn Crew returned to Launch Pad 39A at the Kennedy Space Center for the first time since their splash down off the Florida Coast Sunday.

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

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

SpaceX's Polaris Dawn crew is beginning its fifth day in orbit, having marked a few record-setting milestones on a historic ...

The Crew Dragon spacecraft splashed down in the Gulf of Mexico near Florida's Dry Tortugas in the predawn darkness.

The SpaceX Polaris Dawn mission, which made history when its crew conducted the first spacewalk by non-government astronauts, ...

The crew also became the first group of people to venture into the lower band of the Van Allen radiation belts in five decades. The Van Allen belts trap concentrations of high-energy particles ...

The SpaceX Polaris Dawn mission, which made history when its crew conducted the first ever spacewalk by non-government ...

The SpaceX Polaris Dawn mission, which made history when its crew conducted the first spacewalk by non-government astronauts, ...

The SpaceX Polaris Dawn mission, whose crew conducted the first spacewalk by non-government astronauts, splashed down off the ...

The SpaceX Polaris Dawn, which began its five-day mission on September 10, splashed down off the coast of Florida early ...