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

The gigantic coronal hole is blasting high-speed solar wind toward Earth, potentially igniting vibrant auroras and minor ...

Researchers have pioneered an innovative method using helioseismology to measure the solar radiative opacity under extreme ...

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 ...