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en.wikipedia.org/wiki/Galaxy_rotation_curve

The rotation curve of a disc galaxy is a plot of the orbital speeds of visible stars or gas in that ... Though dark matter is by far the most accepted explanation of the rotation problem, ... within the galaxy or to modified dynamics in the outer portions of the spiral and not to ..... Groups and clusters · Large quasar groups · Quasars.

www.flashcardmachine.com/astronomy126.html

Apr 6, 2017 ... Not now considered a good explanation for the dark matter in the halo is ... Based on galactic rotation curves and cluster dynamics, we think ...

www.flashcardmachine.com/1029.html

Apr 16, 2013 ... a larger and lager percentage of matter is dark ... based on galactic rotation curves and cluster dynamics, we think dark matter ...

www.sciencedaily.com/releases/2016/09/160921085052.htm

Sep 21, 2016 ... Such 'flat rotation curves' are generally attributed to invisible, dark ... may lead to a new understanding of internal dynamics of galaxies. "Galaxy rotation curves have traditionally been explained via an ad hoc ... "In our case, we find a relation between what you see in normal matter .... Can computers think?

faculty.fortlewis.edu/hakes_c/Phys_145/test_4_practice_questions.html

These are some questions over the material we have covered since the last ..... 5) Based on galactic rotation curves and cluster dynamics, we think dark matter:.

phys.org/news/2016-09-spiral-irregular-galaxies-current-dark.html

Sep 21, 2016 ... "Galaxy rotation curves have traditionally been explained via an ad ... "In our case, we find a relation between what you see in normal matter in ... the hypothesis of Modified Newtonian Dynamics proposed by Israeli physicist Moti Milgrom. But it could also be something in the nature of dark matter like the ...

phys.org/news/2015-03-galaxy-clusters-collidedark-mystery.html

Mar 26, 2015 ... When galaxy clusters collide, their dark matters pass through each other, ... "We have now pushed the probability of two 'dark matter particles' ...

physicsworld.com/cws/article/news/2016/oct/07/correlation-between-galaxy-rotation-and-visible-matter-puzzles-astronomers

Oct 7, 2016 ... New study strengthens the case for modified Newtonian dynamics. ... Strange correlation: why is galaxy rotation defined by visible mass? .... Bullet cluster characteristics and therefore I don't think it makes MOND any more likely ... dark matter filaments between galaxies and dark matter within Bullet cluster.

www.scribd.com/document/54676302/SuppQsFinalExamAstro320Spring08

1) Based on galactic rotation curves and cluster dynamics, we think dark matter: A) does not ... D) by the distribution and motions of globular clusters in their halo.