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

Researchers have created an improved traffic light system for predicting geomagnetic storms. They are now testing how well ...

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 ...

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

Further simulations on flybys into the inner Solar System revealed one of our own planets might be flung out of the ballpark ...

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

Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia.

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

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

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...