Telescopes are the primary tools used by astronomers to observe celestial bodies with enhanced clarity and detail. The textbook introduces students to different types of telescopes, including refracting and reflecting telescopes, and elucidates their respective strengths and limitations. With their finely crafted lenses or mirrors, telescopes gather and focus light from distant objects, magnifying them for precise observation. The use of telescopes revolutionizes celestial exploration, enabling practitioners to unlock the secrets of the night sky. Through telescopic observation, astronomers can discern intricate details on the surfaces of planets, study the composition of distant stars, and even observe far-off galaxies. The textbook guides students on how to align and calibrate telescopes for optimal viewing, ensuring that they can capture the most accurate and detailed observations. Furthermore, telescopes empower practitioners to track the movements of celestial bodies over time. By observing the positions of planets, moons, and other astronomical entities at regular intervals, astronomers can map their trajectories and predict future positions with greater accuracy. This knowledge of celestial motion is invaluable in predicting astronomical events such as eclipses, meteor showers, and planetary alignments, allowing for more precise planning of magical rituals and enchantments.