m105-elliptical-galaxy-deep-sky-videos

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Interactive video lesson plan for: M105 - Elliptical Galaxy - Deep Sky Videos

Activity overview:

We're discussing two bits of research here - Meghan is discussing the an epic halo of hydrogen and Mike 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

Deep Sky Videos website: http://www.deepskyvideos.com/
Twitter: https://twitter.com/#!/DeepSkyVideos
Facebook: http://www.facebook.com/DeepSkyVideos
Flickr: http://www.flickr.com/photos/68847473@N02/
More about the astronomers in our videos: http://www.deepskyvideos.com/pages/contributors.html

Videos by Brady Haran

Additional video editing by Stephen Slater

Tagged under: 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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