Milky Way Galaxy/Milky Way

The video explores the Milky Way galaxy, starting with its mythological origins and how it got its name from the Greek goddess Hera. It discusses how the Milky Way is observed, its structure as a spiral galaxy, and its massive size, estimated to be 100,000 light years in diameter. The video also covers the galaxy's age, approximately 13.6 billion years, and its composition, including billions of stars and planets. Key components like the Galactic Core, believed to house a supermassive black hole, and various spiral arms are highlighted. The video concludes with a recap of the Milky Way's features.

What mythological figure is associated with the naming of the Milky Way?

• Apollo

• Athena

• Hera

• Zeus

Approximately how old is the Milky Way galaxy?

• 4.5 billion years

• 13.6 billion years

• 10 billion years

• 20 billion years

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

• 500 to 600 billion

• 200 to 400 billion

• 100 to 200 billion

• 50 to 100 billion

What is believed to be at the center of the Milky Way galaxy?

• A giant star

• A supermassive black hole

• A cluster of planets

• A nebula

Which arm of the Milky Way is the solar system located in?

• Perseus Arm

• Sagittarius Arm

• Scutum-Centaurus Arm

• Orion Spur