Types of Galaxies

Front

What are the three main types of galaxies?

Back

Spiral, Elliptical, and Irregular.

Front

What is a Spiral Galaxy?

Back

A type of galaxy characterized by its spiral arms and a central bulge, like the Milky Way.

Front

What is an Elliptical Galaxy?

Back

A type of galaxy that is oval or spherical in shape, with older stars and little gas and dust.

Front

What is an Irregular Galaxy?

Back

A galaxy that does not have a distinct regular shape, often chaotic in appearance.

Front

What galaxy do we live in?

Back

The Milky Way, which is a Spiral Galaxy.

Front

Is the Milky Way an irregular galaxy?

Back

No, the Milky Way is a Spiral Galaxy.

Front

What does it mean that the universe is expanding?

Back

It means that galaxies are moving away from each other over time.

Front

What is the difference between a galaxy and a solar system?

Back

A galaxy is a massive system of stars, gas, dust, and dark matter, while a solar system consists of a star and the celestial bodies that orbit it.

Front

What is the largest type of galaxy?

Back

Giant Elliptical Galaxies.

Front

What is a Dwarf Galaxy?

Back

A small galaxy that contains a relatively small number of stars.