The Milky Way

What did ancient peoples think the Milky Way looked like?

• A stream of milk

• A cloud of dust

• A line of fire

• A river of stars

How many stars are estimated to be in the Milky Way?

• 200 billion

• 50 billion

• 500 billion

• 100 billion

What is the name of the group of galaxies that includes the Milky Way?

• The Galactic Cluster

• The Local Group

• The Universal Group

• The Star Cluster

Which part of the Milky Way is the brightest?

• The galactic center

• The spiral arms

• The disk

• The halo

Who first observed the Milky Way with a telescope and discovered it was made of many faint stars?

• Albert Einstein

• Isaac Newton

• Galileo Galilei

• Nicolaus Copernicus