Dark matter consists of exotic particles that don't interact with normal matter or light but that still exert a gravitational pull
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Astronomers and physicists have discovered that the bulk of the material that exists in our universe are "dark matter"
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One of the most basic concepts in physics is dark matter can be confusing due to our human view.
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Matter isn't always composed of atoms. It can be composed of something completely different.
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Matter is any substance that is able to interact with gravity in the same way as normal matter would do, and then clumps into galaxy clusters and galaxies
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It is not necessary to believe that matter has to always be made up in charged particles.
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Dark matter is said to have none (or at the moment, undetectable) electrical charge.
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Dark matter's effects are evident on the stars of our galaxy (which are rotating at speeds that are far too fast for the gravitational force of ordinary matter to limit)