There are three main types of galaxies: spiral, elliptical, and irregular. The document compares the Milky Way galaxy, a spiral galaxy, to other galaxy types. It notes that the Milky Way contains around 100 billion stars and a black hole at its center. Irregular galaxies have an irregular shape and form differently than other galaxy types.

1. Galaxies By: Beth Hrabik

2. Profiencey # 1: I can analyze galaxies and the differences between galaxies. I will compare the Milky Way Galaxy to other types of galaxies.

4. Type of Galaxies Spiral Galaxy Elliptical Galaxy Irregular Galaxy