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Definition of galaxies, types and examples: Okezone Education

JAKARTA – Galaxy is part of the universe where there are many stars, clouds, gas or dust.

A galaxy is a part or group of the universe consisting of one or more large celestial bodies surrounded by particles such as stars, clouds, planets, dust and gas, including the solar system.

Galaxy comes from the Greek word galaxias which means milk or in English the milky way (milk circle).

There are many galaxies in the universe and they are scattered all over the universe.

There is a very large space between one galaxy and another. In this universe there are different types of galaxies including:

Various Galaxies and examples

1. Spira GalaxyL

A spiral galaxy is a galaxy made up of three parts, namely a central point, a circle of stars, and a rotating stack of stars.

Spiral galaxies are shaped like ellipses that have arms around which they are surrounded by a light-emitting atmosphere.

In the universe, most galaxies are spirals, about 80% of all galaxies are spirals.

An example of a spiral galaxy is the Milky Way.

2. Elliptical Galaxy

Elliptical galaxies are large, shiny galaxies. Elliptical galaxies resemble soccer balls to the oval shape of a rugby ball.

In the universe there are about 17% elliptical galaxies, an example is the galaxy M87 or the constellation Virgo.

3. Irregular galaxy

Irregular galaxies are galaxies with a cloud of fog that looks like a bunch of stars.

In this galaxy there are billions of blue stars, an example is the Magellanic Cloud which is 180,000 light years away from the Milky Way.

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