The Milky Way is the name of our own Galaxy, a city of stars all orbiting around a common center of mass. (Note: 1 light-year is the DISTANCE that light can travel in 1 year)
A. 1 light-year
B. 1000 light-years
C. 100 thousand light-years
D. 1 million light-years
E. 100 million light-years
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What is approximate SIZE of the Milky Way?