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Stars Channel

Stars are celestial bodies made up of hot gases. Stars radiate energy that comes form thermonuclear reactions. In this section you will learn all about stars and their importance in the universe.

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Can scientists create a star on Earth?

Stars are enormous celestial bodies hot enough to register millions of degrees. They're fascinating scientific phenomena, but is it actually possible for scientists to create them?


What's a double pulsar?

A single pulsar is fascinating enough, but as a set, these rapidly rotating neutron stars help scientists figure out mysteries of the universe. See more »

Could a planet exist without a host star?

It's not uncommon for planets to wander alone through the universe. But how do they end up flying solo, and could they still harbor life? See more »

Could a gamma-ray burst wipe out all life on Earth?

When a huge star collapses, it releases massive amounts of radiation. Could a gamma-ray burst wipe out all life on Earth? Find out at HowStuffWorks. See more »

How a Supernova Works

A supernova occurs when a dying star explodes. Learn how a supernova works at HowStuffWorks. See more »

What is the universe made of?

What is the universe made of? Is it made of atoms like everything found on Earth? Find out what the universe is made of in this article. See more »

Can scientists create a star on Earth?

To create a star on Earth scientists would need an incredible amount of energy. Find out how to create a star on Earth. See more »

How do galaxies form?

How do galaxies form into the gigantic spinning collections of stars? Learn about galaxy formation in this article from HowStuffWorks. See more »

How are stars formed?

How are stars formed? In this article we'll explain stars and learn how stars are formed. See more »

What is the Milky Way?

The Milky Way is the galaxy that we call home in the universe. Learn all about the Milky Way in this article from HowStuffWorks. See more »

How the Milky Way Works

The Milky Way is the galaxy in which the Solar System is found and is one of billions of galaxies in the universe. Learn about the Milky Way. See more »