The way people think of the Solar System has changed many times throughout history. Before the development of the telescope, these ideas were based on what could be seen with the naked eye.

The organic ingredients to life, hints to where Earth’s water came from, and the fundamental building blocks of our planet ...

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a host of other puzzles connected to the solar system's deep past ...

Do you have a tip on a science story that Newsweek should be covering? Do you have a question about the solar system? Let us know via [email protected].

The project resulted in countless discoveries regarding the star we orbit and how it influences our solar system ... probe that led it to shut off its science equipment. When a delay in the ...

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 ... an email to Live Science.

Earliest inner solar system planetesimals shaped the inventory ... fundamental questions about planetary formation. Published in Science Advances, the study takes a fresh approach by analyzing ...