Ground-Based Observatories are facilities located on the Earth's surface that are equipped with telescopes and other instruments to observe celestial objects. These observatories play a crucial role in advancing our understanding of the universe by allowing astronomers to study stars, planets, and galaxies in detail. Notable examples include the Mauna Kea Observatories in Hawaii and the Palomar Observatory in California. These observatories utilize various technologies, such as optical and radio telescopes, to gather data from space. Ground-Based Observatories are essential for both professional astronomers and amateur enthusiasts, providing valuable insights into cosmic phenomena and contributing to discoveries that shape our knowledge of the universe.