Characteristics of a Galaxy A Galaxy is a large group of stars, gas, and dust held tighter by...
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Characteristics of a Galaxy A Galaxy is a large group of stars, gas, and dust held tighter by gravity.
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Transcript of Characteristics of a Galaxy A Galaxy is a large group of stars, gas, and dust held tighter by...
![Page 1: Characteristics of a Galaxy A Galaxy is a large group of stars, gas, and dust held tighter by gravity.](https://reader035.fdocuments.in/reader035/viewer/2022062409/56649e7c5503460f94b7e5a3/html5/thumbnails/1.jpg)
Characteristics of a Galaxy
A Galaxy is a large group of stars, gas, and
dust held tighter by
gravity.
![Page 2: Characteristics of a Galaxy A Galaxy is a large group of stars, gas, and dust held tighter by gravity.](https://reader035.fdocuments.in/reader035/viewer/2022062409/56649e7c5503460f94b7e5a3/html5/thumbnails/2.jpg)
Types of Galaxies
Spiral Galaxy*Have spiral areas that
wind outward from inner regions.
*The arms are made up of stars and dust.
*Milky Way (our universe is a spiral).
*Brightest stars.*Most common galaxy.
![Page 3: Characteristics of a Galaxy A Galaxy is a large group of stars, gas, and dust held tighter by gravity.](https://reader035.fdocuments.in/reader035/viewer/2022062409/56649e7c5503460f94b7e5a3/html5/thumbnails/3.jpg)
Types of Galaxies
Elliptical Galaxy*Shaped like large
three –dimensional ellipses.
*Oldest stars.
![Page 4: Characteristics of a Galaxy A Galaxy is a large group of stars, gas, and dust held tighter by gravity.](https://reader035.fdocuments.in/reader035/viewer/2022062409/56649e7c5503460f94b7e5a3/html5/thumbnails/4.jpg)
Types of Galaxies
Irregular Galaxy*Have many shapes*Smaller than other
types of galaxies.*Newest stars.
![Page 5: Characteristics of a Galaxy A Galaxy is a large group of stars, gas, and dust held tighter by gravity.](https://reader035.fdocuments.in/reader035/viewer/2022062409/56649e7c5503460f94b7e5a3/html5/thumbnails/5.jpg)
Universe from Largest to Smallest
Universe Galaxy Solar System Planet