There’s endless debate among cosmologists about what really makes up the emptiness of outer space, though many believe that mysterious stuff that we now call dark matter and dark energy represent a ...

Charleston, SC, astronomy professor answers questions from high school students about wormholes, black holes, colonizing Mars, outer space odors and more.

The Earth is constantly receiving space signals that contain vital information about extremely energetic phenomena. Among the most peculiar are brief pulses of extremely high-energy radio waves, known ...

Some materials used in aerospace applications such as polymers can degrade and erode with prolonged exposure to atomic oxygen, ultraviolet radiation, and extreme temperature cycling in the outer space ...

Sci-fi movies can bend the rules however they please, but they're often more compelling when they stick to the facts and present more accurate depictions of outer space. Many of the best space ...