The two Starliner test pilots — both retired Navy captains and longtime NASA astronauts — will stay at the orbiting ...

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

Two astronauts - a billionaire and an engineer - completed the world's first private spacewalk in orbit on Thursday outside a ...

For people from the Boston area, you really find out how much you like them apples when you’re stuck in space for ...

The mission included NASA astronaut Don Pettit and cosmonauts Alexey Ovchinin and Ivan Vagner, who joined nine people already ...

Boeing's first astronaut mission ended Friday with an empty capsule landing. Both Butch Wilmore and Suni Williams will return ...

The spectacle will be visible in clear skies across North America and South America Tuesday night. The supermoon is one of ...

Astronauts in a demo flight headed by billionaire-pilot Jared Isaacman are testing leading-edge technologies pivotal to ...

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

Billionaire Jared Isaacman and Space X just completed the first private spacewalk in history, going further than the ISS.

Sunita Williams and Barry 'Butch' Wilmore admitted that they've faced 'trying times' as their spaceship returns to Earth ...

NASA astronauts Butch Wilmore and Indian-origin Sunita Williams on Friday said it was hard to watch their Boeing ride leaving ...