The Milky Way Flashcard

Front

What is the fate predicted for the Milky Way in several hundred billion years?

Back

It will cease to exist.

Front

Where can the oldest stars in the Milky Way be found?

Back

In the halo.

Front

What are the names of the two satellite galaxies that orbit around the Milky Way?

Back

Small Magellanic Cloud and Large Magellanic Cloud.

Front

What is the predicted name for the galaxy formed after the collision of Andromeda and the Milky Way?

Back

Milkydromeda.

Front

What is the estimated number of stars in the Milky Way Galaxy?

Back

200 billion.

Front

What is the structure of the Milky Way Galaxy?

Back

The Milky Way is a barred spiral galaxy.

Front

What is the approximate diameter of the Milky Way Galaxy?

Back

About 100,000 light-years.

Front

What is the central region of the Milky Way called?

Back

The Galactic Bulge.

Front

What is dark matter and its significance in the Milky Way?

Back

Dark matter is an unseen substance that makes up about 27% of the universe and influences the Milky Way's structure and rotation.

Front

What role do supermassive black holes play in galaxies?

Back

Supermassive black holes, like Sagittarius A* in the Milky Way, are thought to influence galaxy formation and evolution.