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en.wikipedia.org/wiki/Milky_Way

The Milky Way is the galaxy that contains our Solar System. The descriptive " milky" is derived .... Mathematical models of the Milky Way suggest that the mass of dark matter is 1–1.5×1012 M☉. ..... Way agrees with the universal rotation curve of spiral galaxies, the best evidence for the existence of dark matter in galaxies.

www.astro.cornell.edu/academics/courses/astro201/dm_evidence.htm

Evidence for dark matter in spiral galaxies. In spiral galaxies like the Milky Way, we derive the gravitational mass from observing the motions of stars and gas ...

starchild.gsfc.nasa.gov/docs/StarChild/questions/question59.html

Dark matter is the name scientists have given to the particles which we believe exist in ... Based on the way the light was bent, scientists estimated the mass of the ... suggests that a huge amount of dark (invisible to direct observation) matter,  ...

www.e-education.psu.edu/astro801/content/l10_p9.html

Recall that in the Milky Way, we find that the outer parts of the Galaxy are rotating ... Way, it appears that the Galaxy contains more dark matter than luminous matter. ... In many clusters, the velocities of the galaxies in that cluster suggest that the ... The first piece of evidence comes from the Hubble diagram as calibrated by ...

medium.com/starts-with-a-bang/five-reasons-we-think-dark-matter-exists-a122bd606ba8

Aug 19, 2014 ... The idea of dark matter is very well motivated by other observations. Completely ... Similar evidence was observed within galaxies themselves. ... One way we can tell two clusters have just collided is through X-ray astronomy.

www.newworldencyclopedia.org/entry/Dark_matter

Jul 26, 2013 ... All these lines of evidence suggest that galaxies, clusters of galaxies, .... Globular clusters show no evidence that they contain dark matter, though ... 20 fold increase in mass of the Milky Way taking into account dark matter.

www.solstation.com/x-objects/darkhalo.htm

This map provides the best evidence to date that normal matter, largely in the form of ... 1689, which contains around 1,000 galaxies ... The Milky Way's dark halo is believed to outweigh the galaxy's normal matter by around a factor of 20. ... Clouds through space suggest that the Milky Way's combined dark and visible mass ...

www.quantumdiaries.org/2013/06/26/does-dark-matter-really-exist

Jun 26, 2013 ... He realised that there was way more matter in the cluster than what was ... Astrophysicists can even infer how much dark matter exists by ... How about direct evidence? ... question: How much dark energy is there in our milky way galaxy. .... high speed, the particle field it contains is of course traveling with it.

www.universetoday.com/127864/the-milky-way-galaxys-dark-halo-of-star-formation

Mar 14, 2016 ... Based on the effect of gravitational lensing, a ring of dark matter has ... Evidence from cosmology shows that about 25% of the mass of the ... Large galaxies like our own Milky Way are surrounded by what is called a halo of Dark Matter. ... Matter haloes, which at this scale are now much too small to contain ...