Σπειροειδής με ράβδο ο Γαλαξίας μας

[Heal]

Endiaferon arthro pou enisxyei tin apopsi oti o galaxias mas einai spiroeidis me ravdo brisketai ston akoloutho syndesmo:

 

http://www.in.gr/news/article.asp?lngEntityID=643829&lngDtrID=252

 

Aksizei na sxoliasoume oti oi speiroeideis galaxies xwrizontai se dyo kyries ypokatigories analoga me tin morfologia tous (to diagramma diapaswn pou proteine o Hubble), tous S kai tous tous SB analoga an einai spiroeideis me eksogkwma sto kentro tous h ravdo kai parallila akolouthei enas deiktis a, b, c analoga an oi speires tous einai "sfixta" h "xalara" tyligmenes gyrw apo tin kentriki perioxi.

 

Perissotera gia afti tin taksinomisi twn galaxiwn ston syndesmo:

 

http://skyserver.sdss.org/dr1/en/proj/advanced/galaxies/tuningfork.asp

[The Guardian]

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[Heal]

Bebaiws. Edw einai o syndesmos apo to panepistimio tou Wisconsin, opou ginetai kai h erevna, gia to thema:

 

http://www.news.wisc.edu/11405.html

 

To arthro pou perigrafei tin erevna den exei akoma dimosiefthei, gia perissoteres leptomereies tha perimenoume mexri na to doume sta astronomika journals...