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Milky Way


The Milky Way is the galaxy that contains our Solar System. .... orbital radius, this suggests that the Milky Way is more massive, roughly equaling the mass ... Most of the mass of the Milky Way app...

Dark Matter in the Universe


Nowadays we prefer to call the missing mass "dark matter," for it is the light, not the ... in cosmology--such as how much mass the universe contains, how galaxies formed ... try to envision a typical spiral galaxy, such as our Milky Way, as a relatively flat, ... that clusters contain far more mass than the luminous matter s...

Dark Matter Theories Challenged By Satellite Galaxy ... - Space.com


May 2, 2012 ... Existing dark matter theories fail to explain the arrangement of these cosmic objects, ... Astronomers estimate that the Milky Way contains 300,000 million stars in ... The observations by Pawlowski and his colleagues suggest that other .... But these maps were built upon the most Flimzy Data and Evidence.

"Andromeda Galaxy Harbors Twice as Much Dark Matter as the ...


Jul 30, 2014 ... The Milky Way is smaller than astronomers previously thought, ... that Andromeda contains twice as much dark matter as the Milky Way, ... Their findings also provide further evidence in support of a theory which suggests that ...

Evidence for Dark Matter


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 ...

New study confirms the presence of dark matter in the inner part of ...


Feb 9, 2015 ... More information: Evidence for dark matter in the inner Milky Way, ... Our Milky Way galaxy is about 100,000 light years across, and contains about 200 billion stars. ..... The problem as many contributors suggest is out lack of ...

Cool, new views of Andromeda galaxy - Phys.org


Jan 29, 2013 ... Recent evidence suggests Andromeda's overall mass may in fact be less than the mass of the Milky Way, when dark matter is included. .... to have up to one trillion stars, whereas the Milky Way contains hundreds of billions.

The Milky Way Galaxy - Astronomy


Our Galaxy is a collection of stellar and interstellar matter – stars, gas, dust, ... Since most stars are smaller than the sun, the Milky Way actually contains far more than .... Even though Dark Matter is detected through measurements of the Galactic Disk, ... Less distance ambiguity outside of Solar orbit, and better evidence of ...

Chandra Helps Confirm Evidence of Jet in Milky Way's Black Hole ...


The supermassive black hole at the center of the Milky Way is about four million ... This new image of GK Persei contains X-rays from Chandra (blue), optical ..... but others suggest different types of candidate dark matter particles, such as the ...

News | Cool, New Views of Andromeda Galaxy


Jan 28, 2013 ... Recent evidence suggests Andromeda's overall mass may in fact be less than the mass of the Milky Way, when dark matter is included.

Popular Q&A
Q: What evidence suggests that the Milky Way contains dark matter?
A: Atomic hydrogen clouds far away from the center of the galaxy (beyond the Sun) orbit much faster than expected, indicating the majority of the galaxy's mass to ... Read More »
Source: www.shari.com
Q: What evidence suggests that the Milky Way contains dark matter?
A: 11) What evidence suggests that the Milky Way contains dark matter? E) You observe clouds of atomic hydrogen far from the galactic center orbiting the galaxy at... Read More »
Source: answers.yahoo.com
Helpful Resources

Milky Way's Dark Matter Halo - SolStation.com


This map provides the best evidence to date that normal matter, largely in the form of galaxies, ... The presence of dark matter around the Milky Way was first detected by its gravitational ... 1689, which contains around 1,000 galaxies ... Clouds through space suggest that the Milky Way's combined dark and visible mass must ....

Components of the Galaxy


In addition to these visible components, the galaxy also contains at least ... magnetic field, and a halo of "dark matter" that is of unknown composition but ... Most of the gas and dust of the Milky Way is contained in the disk. ... it at other wavelengths and there is some evidence that violent processes may be taking place...

Dark Matter, Dark Energy, and the Accelerating Universe ...


Recall that in the Milky Way, we find that the outer parts of the Galaxy are rotating ... the Milky 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 cluster ... The evidence for dark energy comes from different sources.