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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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Can someone own the moon?

A lunar land rush is the most likely thing in the world (or, rather, out of it). As private companies gaze spaceward with dollar signs in their eyes, it's time to start settling some questions about space ownership, use and management.


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

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?

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

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? 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 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

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 »

Can someone own the moon?

Can someone own the moon? Learn all about real estate on the moon what it takes to get your own lunar property. See more »

Could we stop an asteroid on a collision course toward Earth?

To stop an asteroid that is on a collision path with the Earth would be a monumental task. Find out how scientists are researching ways to stop an asteroid. See more »

How do planets form?

Planets and how they form are explained in this article from HowStuffWorks. Learn about planets and planet formation. See more »