The discovery of new planets in the solar system is one of the exciting topics in the world of astronomy. With increasingly sophisticated technology, scientists continue to conduct exploration and research to discover or recategorize celestial objects outside Earth. Recently, astronomers announced the potential discovery of a new planet that could add to our understanding of the universe. One of the main focuses in the search for new planets is a region called the ?trans-Neptunian region? (TNO), namely the area outside Neptune’s orbit. The discovery of objects in this region could help explain the formation of our solar system. Additionally, modeling of the orbital dynamics of these objects indicates that they may be influenced by the presence of large planets that have not yet been observed. Recent research uses advanced telescopes such as the Largest Telescope in Chile or the Hubble Space Telescope to survey the sky and discover previously unseen objects. Data sources such as the Pan-STARRS survey and other observatories also contribute to gathering information regarding the position and composition of these objects. These potential new planets are recognized based on their strange orbits or the characteristics of the moons that surround them. For example, some objects in this region show orbital behavior that does not conform to the existing laws of gravity, which could be an indication of the presence of large masses nearby. Discoveries like these often lead astronomers to propose the existence of a ?Planet Nine? the number of which has not been found, but is believed to exist based on analysis of the orbits of small objects. Not only is this discovery scientifically interesting, it also challenges our view of the solar system. For a long time, the planets in our solar system were identified as eight main planets. The discovery of new planets will certainly expand the boundaries of our definition of a planet and its classification, perhaps requiring us to re-evaluate the criteria used to define a planet. Through international collaboration at various observatories and interdisciplinary research, information about these new objects can be processed and published to the wider public. This news will certainly attract the attention of not only scientists, but also the general public who are witnessing progress in the world of science. Websites and blogs specializing in astronomy have started to share the latest news and updates about discovered objects, thereby increasing public interest and knowledge about astronomy. The importance of the discovery of new planets lies not only in increasing the number of planets, but also in a fundamental understanding of how our solar system formed and functions. This discovery could pave the way for further exploration, discovery of new objects, and even research into the possibility of life beyond Earth. Overall, the discovery of the new planet provides important insights that go beyond the limits of our current knowledge and holds out hope for answering deeper questions about the universe.