Perhaps the greatest of the Greek astronomers, ________ compiled the first catalog of stars,accurately measured their positions, and defined the basic system of stellar brightnesses.
A)Erastothenes
B)Aristotle
C)Ptolemy
D)Hipparchus
E)Aristarchus

Question

Quizplus · Accepted Answer

The description matches that of Hipparchus, who is widely considered the greatest Greek astronomer. Erastothenes measured the size of the Earth, Aristotle was a philosopher, Ptolemy is known for his geocentric model of the universe, and Aristarchus presented the first heliocentric model. The statement describes the accomplishments of Hipparchus, who is commonly considered as the greatest of the Greek astronomers. Eratosthenes was a mathematician and geographer, Aristotle was a philosopher, Ptolemy was an astronomer and mathematician who lived several centuries after Hipparchus, and Aristarchus proposed a heliocentric model of the solar system but did not compile the first catalog of stars or define the basic system of stellar brightnesses.

Perhaps the Greatest of the Greek Astronomers, ________ Compiled the First