Concept:The sentences must form a logical sequence from the earlier limitation of astronomy to the discoveries enabled by the telescope, leading to the final statement that astronomy became a precise science.Explanation:Sentence 1 states that the telescope changed astronomy. R follows first because it describes the earlier limited knowledge. P comes next, showing how scientists could now observe distant galaxies. S then highlights that the new tool opened a whole new universe. Q concludes by mentioning the discovery of stars not visible before. This order (R-P-S-Q) smoothly connects the cause and effect.Answer:Option C. RPSQ