An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

Get the best installation experience and value by asking solar companies these important questions before you sign a contract ...

I sent an internal memo to my team about the evolution and role of software in distributed PV energy generation. Now, I'm ...

Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...

Despite changing energy priorities in Washington, D.C., NYC’s solar marketplace will continue to thrive: Good news for ...

A new study suggests that a planet-sized object may have passed through the solar system billions of years ago.

The policy has been in the works since last year when Supervisor Michael Shull raised concerns over topsoil retention on ...