Use left and right arrow keys to seek audio. It's hard to understand just how truly big something is without seeing it, or at least having something to compare it to. Understanding how large objects ...

Welcome to SolarBalls, where you can enjoy entertaining space animations that teach about the solar system and the universe.

Jack has a degree in Medical Genetics from the University of Leicester.View full profile Jack has a degree in Medical Genetics from the University of Leicester. Everyone knows that as mere ...

If star-hopping aliens ever visited our solar system, Saturn is probably the planet they'd remember. The seven giant rings circling its equator make Saturn the most distinct planet orbiting the sun.

Approximately 4.5 billion years ago, a cold cloud of gas and dust buried deep in one of the Milky Way galaxy’s spiral arms started to collapse. From there, gravity worked its magic. The cloud began to ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...