Sun-related topics take on special importance for people with lupus. Here are five facts that will help you be safer in the sun. UV rays are not all the same. When we talk about sun exposure, what we ...

A collection of down-to-Earth facts about our planet and its place in the solar system. This collection introduces the Sun as the main source of light and heat on Earth. It explains that the Earth ...

(Credit: Serenity Strull/ Getty Images) Many stars in our galaxy exist in pairs, but our Sun is a notable exception. Now scientists are finding clues that it may once have had a companion of its own.

Jamie Carter is an award-winning reporter who covers the night sky. As our sun waxes towards it’s once-every-11 -years “solar maximum,” fears about how increased solar activity could affect ...