Why are stars like the Sun a poor tracer of the Milky Way's spiral structure?
A)The spiral arms do not contain any solar-type stars.
B)Stars like the Sun are extremely rare.
C)Stars like the Sun were formed before the galaxy's disk.
D)Stars like the Sun have moved away from their original birthplaces.

Question

Quizplus · Accepted Answer

Stars like the Sun are not a good tracer of the Milky Way's spiral structure because they have had significant amounts of time to move away from their original birthplaces within the spiral arms. Therefore, their current location is not necessarily indicative of the structure of the spiral arms.

Why Are Stars Like the Sun a Poor Tracer of the Milky