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

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

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

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 ...

Southwest Research Institute (SwRI) has partnered with the Carnegie Institution for Science to perform laboratory experiments ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

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 ...

Despite common assumptions, the disk of our Solar System is warped, and the planets travel around the Sun in slightly eccentric (or oblong) orbits. Scientists now think that a mysterious object ...

Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds ...

Michigan State University and NASA researchers discover seven dark comets that reveal new solar system secrets.

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