Galaxies

Front

What is the distance measurement used by astronomers for distant objects?

Back

Light Years are the distance that light travels in one year, used to measure vast distances in space.

Front

What type of galaxy is the Milky Way?

Back

The Milky Way is a spiral galaxy, characterized by its spiral arms and a central bulge.

Front

What type of galaxy is characterized by a lack of defined structure?

Back

Irregular galaxies have no distinct shape or structure, often appearing chaotic.

Front

What is the name of our galaxy?

Back

Our galaxy is called The Milky Way.

Front

How many stars are typically found in a galaxy?

Back

Galaxies typically contain millions or billions of stars.

Front

What are the three main types of galaxies?

Back

The three main types of galaxies are spiral, elliptical, and irregular.

Front

What is a spiral galaxy?

Back

A spiral galaxy is a type of galaxy that has a flat, rotating disk containing stars, gas, and dust, along with a central concentration of stars known as the bulge.

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 the significance of the Hubble Space Telescope in studying galaxies?

Back

The Hubble Space Telescope has provided deep space images that have helped astronomers understand the structure and evolution of galaxies.

Front

What is the difference between a galaxy and a nebula?

Back

A galaxy is a massive system of stars, gas, and dust bound together by gravity, while a nebula is a cloud of gas and dust within a galaxy.