What would it take for Jupiter to ignite and become our second sun? What if Jupiter gained just a little bit more mass during ...

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.

Ever since scientists started looking at meteorites with microscopes, they’ve been puzzled—and fascinated—by what’s inside. Most meteorites are made of tiny beads of glass that date back to the ...

If you look up on a clear night, the brightest and largest object in the sky will probably be the moon. And unless you have a decent telescope, it is the only natural satellite you can see with your ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars. When you purchase through links on our site, we may earn an affiliate commission.

Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...

Scientists have published an analysis laying out how the tiny beads of glass inside many meteorites came to be -- and what they can tell us about what happened in the early solar system. Ever since ...