Early astronomers were able to detect shifts in the apparent positions of stars even before the invention of the telescope,leading them to conclude that Earth revolves around the Sun.

Question

Quizplus · Accepted Answer

Early astronomers could not detect shifts in the apparent positions of stars, known as stellar parallax, without telescopes. The lack of observed parallax was actually used historically as an argument against the heliocentric model.

Early Astronomers Were Able to Detect Shifts in the Apparent