Galaxies range in size from dwarfs with just a few thousand (10<sup>3</sup>) stars to giants
with ... The space between galaxies is filled with a tenuous gas with an average ...
Apr 3, 2013 ... Galaxy size comparison chart by astrophysicist Rhys Taylor. I'm going to refrain
from the initial response that comes to mind… actually, no I ...
Here is some facts about galaxies!! 1) Main Types of Galaxies: 3;. Spiral; Elliptical
; Irregular (Ellipticals and Irregulars exist in both normal and 'dwarf' sizes).
Giant elliptical galaxies are very rare and can be 20 times the size of any ... The
average number of stars in a spiral galaxy is about 100 billion (billion with a b)!
Apr 4, 2013 ... From "Galaxy Size Comparison Chart" by Rhys Taylor ... It's puny compared to
M87, an elliptical galaxy 980,000 light years in diameter.
Normal Galaxies. Galaxies are huge collections of stars, dust and gas. They
usually contain several million to over a trillion stars and can range in size from a
Mar 31, 2013 ... The simple answer is that the average galaxy spacing is around a few
megaparsecs, while the biggest galaxies are around 0.1 megaparsecs in ...
Aug 24, 2015 ... Because we dwell within the Milky Way Galaxy, it is impossible for us to take a ...
of a given class, we can estimate their average distance from their average
motion. ... of RR Lyrae variable stars to estimate our Galaxy's size.
Dec 13, 2012 ... We find that, once the progenitor bias due to the relation between galaxy size
and stellar age is removed, the average amount of size evolution ...
The figure below right shows a nice spiral galaxy, M100, which is in the Virgo
cluster ... Its angular size is over 4 arcmin, corresponding to to a diameter of