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A quasar has a brightness that corresponds to apparent magnitude 13.6 (Unit 55.4). a. If it...

A quasar has a brightness that corresponds to apparent magnitude 13.6 (Unit 55.4).

a. If it is 1.18 billion pc away, how many times brighter than the Sun is it?

The quasar is   × 1011 times brighter than the Sun.

b. How does this compare to the brightness of the Milky Way? Assume that the Milky Way contains about _______ 1011 stars.

The quasar is _______ times brighter than the Milky Way.

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