M105 - Elliptical Galaxy - Deep Sky Videos

We're discussing two bits of research here - Meghan Gray is discussing the an epic halo of hydrogen and Mike Merrifield is explaining an apparent lack of dark matter. M105 is also known as NGC 3379.

The NED website discussed here is at http://ned.ipac.caltech.edu/

Info on Mike Merrifield's paper at http://ned.ipac.caltech.edu/cgi-bin/nph-ex_refcode?refcode=2004MNRAS.353L..13M

Some of the work Meghan Gray discusses is at http://adsabs.harvard.edu/abs/1985ApJ...288L..33S and http://adsabs.harvard.edu/abs/1983ApJ...273L...1S

Extra images supplied by Fred Espenak: http://astropixels.com
and the ING http://www.ing.iac.es/PR/science/messier.html

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More about the astronomers in our videos: http://www.deepskyvideos.com/pages/contributors.html

Videos by Brady Haran

Additional video editing by Stephen Slater

Тэги:

#M15 #halo #dark_matter #hydrogen #elliptical_galaxy #astronomy #astronomers #messier #space #galaxies #nebula #nebulae #stars #universe #deepsky #deepskyvideos #deep_sky #telescope #NGC #3379 #NGC3379

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