Galaxies

What are galaxies?

• A name of a chocolate

• A galaxy is a star system containing from millions to billions of stars.

• Large clouds of gas and dust floating in space

Until the early 1900s,most astronomers thought that the Milky Way was what?

Our Milky Way galaxy is one of abut 40 galaxies in a cluster known as the?

The two largest galaxies in this group are the?

• Sagittarius Dwarf galaxy, and the Large Magelanic Cloud

• •Large Magelanic Cloud, and the Small Magelanic Cloud.

• •Milky Way and Andromeda Galaxy

The three basic types of galactic shapes are....

• Big, medium, small

• Circular galaxies, triangular galaxies, and Star galaxies.

• •Spiral galaxies, Elliptical galaxies, and Irregular galaxies

Irregular Galaxies are composed of...

• Asteroids

• Meteoroids

• •Stars clumped together in no definite shape

• Black holes