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

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

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

Long ago, a planetary object eight times the mass of Jupiter may have once visited the solar system and altered […] The post ...

This article originally appeared on DarrowEverett’s site and is shared with permission. As the energy sector continues to ...

Starting up again Saturday, a sweeping view of our solar system will glow in the night sky. The planetary alignment, or a ...

The research, yet to be peer-reviewed, sheds light on what could have changed the orbits of several planets in the solar ...

NASA’s OSIRIS-REx mission returned from space with a sample of an asteroid named Bennu and scientists got to dive into a tale ...

When astronomers found a large world farther out than Pluto, it became one of the final nails in the coffin of our ninth ...

Pluto-Charon Formation Scenario Mimics Earth-Moon System Jan ... a revised solar composition that potentially reconciles ... Swirling Polar Vortices Likely Exist on the Sun Nov.