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Science | Space | 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.


How Supermoons Work

 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 »

What's an accretion disk?

 What's an accretion disk?

Accretion disks are one way that we can spot stars and even black holes. Learn more about accretion disks at HowStuffWorks. See more »

What if we had no moon?

 What if we had no moon?

What if we had no moon? Find out why we owe our moon some thank-yous at HowStuffWorks. See more »

Does it rain on other planets?

 Does it rain on other planets?

Imagine sheets of methane, sulfuric acid and, yes, even diamonds falling from the sky. HowStuffWorks explains how it how it rains on other planets. See more »

10 Fastest Things in the Universe

 10 Fastest Things in the Universe

We're about to power through some of the fastest stuff in the universe. Learn about the 10 fastest things in the universe at HowStuffWorks.com. See more »

What happens when the sun eats a comet?

 What happens when the sun eats a comet?

When the sun eat a comet, several things can happen. Learn more about comets meeting up with the sun at HowStuffWorks. See more »

10 Ways to Stop a Killer Asteroid

 10 Ways to Stop a Killer Asteroid

Killer asteroids are all fun and games -- until they're headed for earth. Luckily, scientists have come up with 10 ways to stop a killer asteroid. See more »

Did the moon doom the Titanic?

 Did the moon doom the Titanic?

Did the moon doom the Titanic? Find out whether there's any truth behind the theory that the moon caused the Titanic to sink. See more »

Will orbital chaos cause Earth, Venus and Mars to collide?

 Will orbital chaos cause Earth, Venus and Mars to collide?

Will orbital chaos collide Earth, Venus and Mars? Read about the possibility of Earth, Venus and Mars colliding if their orbits go awry. See more »

How NASA Planetary Protection Works

 How NASA Planetary Protection Works

What if your job were to protect life in the galaxy at all costs? Read about NASA's Planetary Protection program at HowStuffWorks. See more »