Yet despite the drumbeat of evidence, we still know of just one planet in the cosmos with life — the one you’re standing on.

The number of planetary moons may also increase if we find more planets in the solar system. One such world is the elusive Planet Nine — a hypothetical giant planet that may lurk in the far ...

Most solar companies set the price according to the solar system's wattage. A solar installation's “cost per watt” is a little like the “price per square foot” when you buy a house.

our solar system is unique among the stars, because on a small planet inside it, there are life forms that are able to look out into the universe and draw those maps and name the things we see.

Google just rolled out a new Maps feature showing off some of our favorite planetary neighbors. The new Maps feature label images of our moon, Mercury, Venus, Pluto, the International Space ...

Solar panels can save money on electric bills, but a solar panel system requires a steep upfront investment — $30,000 for the average system including installation ...

The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s history. By Jonathan O’Callaghan Jonathan O’Callaghan reported on an ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long-standing debate over how our planet ... of the solar system may ...

“The telescope was named after Johannes Kepler, who, four centuries ago, was the first scientist to appreciate that the planets in our solar system move on slightly elliptical rather than circular ...

Thankfully, you don’t have to keep track of all the moving and shaking, because someone else is doing it for you: Technical compliance and quality assurance consultant Sinovoltaics has released an ...

"These objects really could be anywhere in the solar system at any given time." One million alien visitors from another star system could already be lurking in the solar system. We aren't talking ...

Tuesday's viewing map encompasses most of the north of the U.S. and parts of the Midwest. The sun has been overly active in recent weeks, unleashing solar flares and coronal mass erections while ...