How much dark matter is in the Milky Way?


How much dark matter is in the Milky Way?

The Force of Gravity

Gravity is the weakest of the four fundamental forces, but probably one of the first that we're aware of, afterall we stay stuck to the planet fairly well. The force of gravity is determined by the mass of the two objects and nothing else.

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It is thought that about 95% of the Milky Way is made up of dark matter. So how much is that actually? Well, the total mass of the galaxy that we can...

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Dark Matter & Gravitational Lensing


Chapter 4 / Lesson 9

Dark matter refers to materials and substances in the universe's mass that scientists are unable to directly observe. Learn about dark matter and gravitational lensing. Explore how communities are held together, and review gravity, dark matter, and clusters to understand dark matter from the perspective of gravitational lensing.

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