I WONDER - What Is The Milky Way Made Of?

The Milky Way has a history of consuming other galaxies, including the Sagittarius dwarf Galaxy. Over its 13 billion-year history, it has absorbed at least six galaxies, and it is currently consuming the Canis Major dwarf Galaxy.

Which galaxy has the Milky Way consumed in the past?

• Andromeda Galaxy

• Sagittarius dwarf Galaxy

• Whirlpool Galaxy

• Triangulum Galaxy

Approximately how many galaxies has the Milky Way absorbed in its history?

• At least three

• At least six

• At least ten

• At least twelve

How old is the Milky Way estimated to be?

• 10 billion years

• 5 billion years

• 20 billion years

• 13 billion years

What is the name of the galaxy currently being consumed by the Milky Way?

• Ursa Minor dwarf Galaxy

• Sculptor dwarf Galaxy

• Canis Major dwarf Galaxy

• Draco dwarf Galaxy

Which of the following is NOT a galaxy that the Milky Way is known to have consumed?

• None of the above

• Andromeda Galaxy

• Canis Major dwarf Galaxy

• Sagittarius dwarf Galaxy