Every planet in the Solar System, including Earth, orbits a shared center of mass rather than the geometric center of the Sun ...

The outer solar system once seemed like a quiet backwater. But a glut of tiny, strange moons with unruly orbits are coming ...

Beautiful curtains of pink and green light swirled in night skies around the world in May during one of the strongest displays of auroras in half a millennium. The source of that light show was the ...

A new study suggests that a massive structure beyond Jupiter trapped the cosmic dust needed to form the first building blocks ...

As it turns out, the conditions that set Venus and Jupiter up for their conjunctions in the sky are the same that are ...

When the sun eventually expires and swells to engulf Earth, might the remnants of landfill and deeply buried nuclear waste be ...

Despite what you may have heard or learned in school, the sun is NOT the center of the solar system. Despite what you may have heard or learned in school, the sun is NOT in fact the center of the ...

Our solar system has been around for 4.6 billion years. While that sounds like a long time, it's just a blip in the 13.8 billion-year story of the universe. And one day, the solar system will cease to ...

Looking at the Solar System, Jupiter and Uranus both have plenty of irregular moons. In supercomputer simulations, the ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with atmosphere, they have a wide range of characteristics distinguishing them. But if ...

Jupiter, the largest planet in our solar system, is so heavy that the shared center of mass between it and the Sun sits just ...