Polaris, also known as the 'Pole Star' or 'North Star', is arguably the most famous stellar body to hang in the western hemisphere's night sky. For centuries it has served as a vital waypoint for ...

Regular readers of my column certainly know how to use the Big Dipper to find the North Star (aka Polaris). Some folks believe Polaris is important because it’s the brightest star in the heavens, and ...

(THE CONVERSATION) SpaceX’s upcoming Polaris Dawn mission aims to be historic in more ways than one. Polaris Dawn plans to not only orbit Earth higher than any astronauts have in more than 50 years ...

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 ...

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 spacewalk — just took flight ...

If you've felt a bit off-balance, you can blame your fellow humans: The pumping of groundwater caused the Earth to tilt 31.5 inches over a 17-year period, or about 1.8 inches per year. As reported in ...

The Polaris Dawn crew safely returned to Earth early Sunday morning, bringing the historic privately funded mission to a close. The Dragon capsule carrying the mission’s four astronauts — Jared ...