Galaxy morphological classification is a system used by astronomers to divide
galaxies into ... and to encompass other types of galaxies, such as irregular
galaxies, which have no obvious regular st...
Apr 18, 2000 ... There are three main types of galaxies: Elliptical, Spiral, and Irregular. Two of
these three types are further divided and classified into a system ...
Learn About Galaxies With KidsAstronomy.com. There are billions of ... There are
three kinds of Galaxies, Spiral, Elliptical, and Irregular. The only difference ...
Key points: Basic types of galaxy - spiral, barred, elliptical, irregular; types vs.
distance (how young galaxies differ from those around us). Spiral galaxies are
Apr 13, 2016 ... Subclasses of elliptical galaxies are defined by their apparent shape, .... Hubble
recognized these two types of irregular galaxies, Irr I and Irr II.
Spectral Types. - H-R Diagram ... The Hubble Tuning Fork diagram puts galaxies
into categories, and each of the categories corresponds to a different type of
galaxy. ... Elliptical galaxies, such as M87 (left), have very little gas and dust.
The four types of galaxies are spiral, barred spiral, elliptical and irregular. Each
group spans large variations in size, number of stars, star density and general...
Astronomers classify galaxies by their shape into elliptical, spiral and irregular
categories. Each group is further subdivided into more specific types, such as ...
Feb 12, 2006 ... Classifications, properties, and structures and dynamics.
Different Types of Galaxies. Galaxies come in different shapes and sizes. Usually
they look like fried eggs; a flat circle with a bulge in the middle. If we were able ...