The four astronauts of the Polaris Dawn mission have now traveled further into outer space than any human has gone in more than half a century. After launching Tuesday aboard a Falcon 9 rocket, the ...

Add Yahoo as a preferred source to see more of our stories on Google. The billionaire-funded Polaris Dawn mission completed its historic spaceflight on Sunday. The crew completed the first private ...

Four civilians comprising the trailblazing Polaris Dawn crew are soon to embark on a daring cosmic mission that includes the first-ever spacewalk made by anyone other than government astronauts.

The mission has been delayed for a couple of years by technical problems and design issues. Polaris Dawn is on the launchpad and ready for takeoff as soon as the weather cooperates. Once in space, ...

Four non-professional astronauts are now orbiting Earth inside a SpaceX Crew Dragon spacecraft following a successful launch from the Kennedy Space Center in Florida early on Tuesday. Jared Isaacman, ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Each of the four ...

The launch of Polaris Dawn from Kennedy Space Center includes the first civilian commercial spacewalk and other factors that will be firsts for space medicine research. And that's why Emmanuel ...

CAPE CANAVERAL, Fla. -- SpaceX's latest mission - a bold and risky trek into Earth's Van Allen radiation belts by a four-person crew of civilians who will also aim to conduct the first commercial ...

The Polaris Dawn mission, an ambitious five-day journey to the upper reaches of Earth's orbit, will take the crew higher than an human has traveled in more than 50 years. After descending to a ...