A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar
gas, dust, and ..... Galaxies come in three main types: ellipticals, spirals, and
irregulars. A slightly more exte...
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
Jun 17, 2002 ... Types of Galaxies. Chapter index in this window — — Chapter index in separate
window. This material (including images) is copyrighted!
Apr 13, 2016 ... Any of the systems of stars and interstellar matter that make up the universe.
Many such assemblages are so enormous that they contain ...
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...
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 ...
... gas held together by gravity. They vary greatly in size and shape. Most of the
objects we know of in space are contained within galaxies. ... Types of Galaxies ...
May 14, 2012 ... Galaxies are composed of stars, dust, and dark matter, all held together by gravity
. They come in a ... Galaxies: Collisions, Types & Other Facts.