Ten U.S. states have legalized systems that can be plugged into standard wall outlets. The technology typically does not ...

How did the first solids that made up planets, moons and asteroids form from the "hot soup" that characterized our solar ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. An object has been discovered orbiting the sun far beyond ...

A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.

You can now buy panels that plug into electrical outlets, but there are some important safety issues to consider when picking and installing a system.

Our moon is closer in size to Earth than any other moon in the solar system is to its associated planet, however it is far from the largest moon around.

A Jupiter-mass object orbiting a brown dwarf could become the first confirmed moon beyond our Solar System.

I find the outer reaches of our solar system fascinating. It’s a place that we know very little about considering how relatively close it is – even its size is up for debate. It’s littered with icy ...

Secret oceans could be hiding in our solar system and scientists are baffled ...

Wondering if a 3-kilowatt (kW) solar system is large enough to power your home or too large for your do-it-yourself (DIY) project? Below, we’ll outline everything you need to know about 3-kW solar ...

Astronomers detected a strong 170-day signal suggesting a Jupiter-mass object orbits the brown dwarf CD-35 2722 B. The ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our solar system that could support life in some form.