"As long as my wife and I continue to live in this house, the money saved by installing solar may just be enough to offset ...

A rare comet from another star system is revealing just how different alien solar systems may be from our own.

A planet so distant that its starlight began traveling toward Earth around the Middle Ages has given one University of ...

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.

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...

A brand-new group of frozen objects, orbiting the sun out beyond the distant Kuiper Belt, has been spotted by the Subaru telescope, working with NASA's New Horizons mission to find new targets for the ...

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 ...

Protect your solar investment with a solar panel warranty. It makes sure your system runs efficiently and is protected against potential damage. Energy bills are constantly on the rise, which is why ...

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically different from anything known to have ever formed around our sun ...

Works well as an expandable, small-scale solar setup. Helps you save between $12-$25 a month, depending on local rates.

Solar System Inc. specializes in grid-tied residential solar and EV charging. It offers products from Enphase Energy, FranklinWH, LG Electronics, Panasonic, Qcells and the REC Group. Its service area ...