Category:Dark matter

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In astrophysics and cosmology, dark matter is matter of unknown composition that does not emit or reflect enough electromagnetic radiation to be observed directly, but whose presence can be inferred from gravitational effects on visible matter.

Subcategories

This category has the following 4 subcategories, out of 4 total.

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Media in category "Dark matter"

The following 49 files are in this category, out of 49 total.