Galaxy Size Comparison | 3D Universe Size Comparisons

The video provides a comprehensive comparison of galaxy sizes, starting from small dwarf galaxies to massive elliptical galaxies. It covers various types of galaxies, including spiral, ring, and lenticular galaxies, highlighting their unique characteristics and discovery history. The video emphasizes the vastness of the universe, with over 200 billion galaxies, and provides specific details about notable galaxies like the Milky Way, Andromeda, and the Cartwheel Galaxy.

Which galaxy is known as a dwarf spheroidal galaxy discovered in 2009?

• Andromeda

• Segway 2

• Triangulum

• Whirlpool

What is the approximate diameter of the Milky Way galaxy?

• 50,000 light years

• 150,000 light years

• 100,000 light years

• 200,000 light years

Which galaxy is referred to as the Pinwheel Galaxy and is nearly twice the size of the Milky Way?

• Cartwheel Galaxy

• M101

• NGC 6872

• IC 1101

What is the size of the Andromeda Galaxy in light years?

• 500,000 light years

• 220,000 light years

• 1 million light years

• 100,000 light years

Which galaxy is known as one of the largest known galaxies, spanning 6 million light years?

• Whirlpool

• Andromeda

• Triangulum

• IC 1101