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How many Earth-sized planets fit inside the solar system’s giants?

The Solar System is far more diverse in size than it appears from Earth. From tiny rocky worlds to massive gas giants, each ...

In 1776, the solar system only had 6 planets. Now, it has 8. Does it end there?

As the United States prepares to celebrate its 250th anniversary, the history of the solar system tells its own story of ...
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Only two planets spin backwards in our solar system; here’s the reason

We have all been taught in school that planets revolve in the same direction as the Earth, i.e., in the counterclockwise direction. However, the universe never ceases to amaze us with its unexpected ...
New Scientist

How to see all the solar system’s planets in the night sky at once

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known as a ...
National Academy of Sciences

Building Blocks of the Solar System: A Conversation with Meenakshi Wadhwa on Asteroid Day

Every June 30th, Asteroid Day marks the anniversary of the 1908 Tunguska impact and turns global attention to the science of ...
IFLScience

The Solar System May Have Ejected A Fifth Giant Planet – Which Would Explain How Uranus Held Onto Its Moons

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...