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The Solar System

In the Solar System Channel, you can explore the planets and celestial objects around our own sun. Learn about topics such as Mars, Jupiter and the Moon.

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How Asteroid Belts Work

Asteroid belts aren't quite the dense fields of gigantic spinning rocks that you may have seen in a "Star Wars" film, but they're still fascinating. In fact, the main asteroid belt may tell us how our entire solar system came into existence.


'Steve' Lights Up Night Sky and Puzzles  Astronomers

Steve is a newly identified, mysterious space weather phenomenon that may finally get the recognition it deserves. Learn more at HowStuffWorks. See more »

Building Sand Castles on Titan Would Be As Awesome As It Sounds

Could Saturn's moon Titan be the solar system's best place to build a sand castle? Learn more at HowStuffWorks. See more »

Mars Has a Magnetosphere Problem. Inflatables Could Help

Scientists have proposed creating an artificial magnetosphere for Mars with some help from inflatables. Learn more at HowStuffWorks. See more »

If Your Laptop or Phone Keeps Crashing, Maybe Blame Cosmic Rays

New research investigates how cosmic rays from outer space can affect electronics here on Earth. Learn more in this HowStuffWorks Now article. See more »

NASA Announces New Solar System Packed With Seven Planets

NASA announces a discovery of seven nearby Earth-sized planets. Learn more about the TRAPPIST-1 planets in this HowStuffWorks Now article. See more »

Massive Lunar Lava Tubes Could Become Home for Moon Colonists

Could lunar colonists live inside the moon? Learn more about lava tubes on the moon in this HowStuffWorks Now article. See more »

How Supermoons Work

Aside from being bigger and brighter than a regular moon, does a supermoon affect anything on Earth? Learn about supermoons from HowStuffWorks. See more »

NASA Captures Mesmerizing Footage of Clouds Drifting Above a Distant World

Are there clouds on Saturn's moon Titan? Learn more about the methane clouds on Titan in this HowStuffWorks Now article. See more »

Ancient Obliteration of Dwarf Planets May Have Created Saturn's Rings

Were Saturn's rings formed by the destruction of smaller planets? Learn more about new research on Saturn's rings in this HowStuffWorks Now article. See more »

Scientists Figure Out How Martian Moon Phobos Got Its 'Death Star' Crater

How did the Martian moon Phobos get its crater? Learn more about Phobos and its shape in this HowStuffWorks Now article. See more »