Observations Concerning the Planet Venus

Set in the early eighteenth century, the narrative follows Francesco Bianchini from Verona, who utilized a primitive but long-focal-length refractor telescope to make groundbreaking observations of Venus. His meticulous recordings included the planet's parallax, an estimation of its rotation period, and detailed mappings of its surface features, despite the fact that only atmospheric clouds are visible. Bianchini's work marked a significant advancement in astronomical studies, showcasing his dedication to precision and scientific inquiry.