Types of Galaxies

Front

What type of galaxy has no defined pattern or shape?

Back

Irregular galaxies are those that do not have a distinct shape or structure, often appearing chaotic in form.

Front

What is the main characteristic of a spiral galaxy?

Back

Spiral galaxies are characterized by their spiral arms that wind outward from the center, containing stars, gas, and dust.

Front

What is an elliptical galaxy?

Back

Elliptical galaxies are smooth, featureless, and have an ellipsoidal shape, with older stars and little gas and dust.

Front

What is the name of our galaxy?

Back

Our galaxy is called the Milky Way galaxy.

Front

What is the universe doing?

Back

The universe is expanding, meaning galaxies are moving away from each other over time.

Front

What are galaxies primarily composed of?

Back

Galaxies are composed of stars, dust, and gas held together by gravity.

Front

What type of galaxy is the Andromeda galaxy?

Back

The Andromeda galaxy is a spiral galaxy.

Front

What is a key feature of irregular galaxies?

Back

Irregular galaxies lack a defined shape and often have a chaotic appearance.

Front

What type of galaxy is characterized by a bulge in the center and spiral arms?

Back

Spiral galaxies are characterized by a central bulge and spiral arms.

Front

What is the difference between spiral and elliptical galaxies?

Back

Spiral galaxies have distinct spiral arms and younger stars, while elliptical galaxies are more rounded and contain older stars.