The Milky Way galaxy is described as a disk of stars orbiting a central point on the disk. Which of these best describes the Earth's location in the Milky Way Galaxy?
A. The Earth is two thirds of the way out from the center of the Milky Way Galaxy.
B. The Earth is in the center of the Milky Way Galaxy.
C. The Earth is at the edge of the Milky Way Galaxy.
D. The Earth changes position from the center to the edge of the Milky Way Galaxy every 10,000 years.
1 answer
A. The Earth is two thirds of the way out from the center of the Milky Way Galaxy.