When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Our solar system has been around for 4.6 billion years. While that sounds like a long time, it's ...

Comets Astronomers are racing to study our solar system's newest 'interstellar visitor.' Here's why. Comets Interstellar comet 3I/ATLAS transforms into a giant 'cosmic rainbow' in trippy new telescope ...

Did you know our entire Solar System is cocooned inside a giant protective bubble, known as the heliosphere? Created by the perpetual outflow of charged particles from the Sun, called the solar wind, ...