Galaxies

Front

What is a galaxy?

Back

A galaxy is a massive system that consists of stars, star clusters, gas, dust, and dark matter, all bound together by gravity.

Front

How many stars are typically found in a galaxy?

Back

Millions or billions.

Front

What type of galaxy is formed from the remnants of two colliding galaxies?

Back

Irregular Galaxy.

Front

What is a Spiral Galaxy?

Back

A Spiral Galaxy is a type of galaxy characterized by a flat, rotating disk containing stars, gas, and dust, along with a central concentration of stars.

Front

What is an Elliptical Galaxy?

Back

An Elliptical Galaxy is a type of galaxy that has an ellipsoidal shape and lacks the distinct features of spiral galaxies.

Front

What is an Irregular Galaxy?

Back

An Irregular Galaxy is a galaxy that does not have a distinct regular shape, often formed from the gravitational interactions of other galaxies.

Front

What are the main components of galaxies?

Back

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

Front

What is dark matter?

Back

Dark matter is a form of matter that does not emit light or energy, making it invisible and detectable only through its gravitational effects.

Front

What is the Milky Way?

Back

The Milky Way is the galaxy that contains our Solar System, characterized as a barred spiral galaxy.

Front

What is the difference between a galaxy and a star cluster?

Back

A galaxy is a large system containing billions of stars, while a star cluster is a smaller group of stars that are gravitationally bound.