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

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

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

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

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

Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that ...

Scientists found an intriguing world in our galaxy.

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

Students were taught about different seasons, phases of the moon, and other out of this world lessons by Dunlap, who travels ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

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

New findings reveal that a NASA mission traveled to an asteroid that may have once been covered in salty lakes containing ...