The discovery of new planets in the immediate neighborhood of stars has become one of the most exciting topics in modern astronomy. With advances in telescope technology and observation methods, scientists can now detect exoplanets, namely planets outside our solar system, more accurately. In particular, the focus of recent discoveries is star systems relatively close to Earth, where the possibility of the existence of Earth-like planets is increasing. One of the main methods for detecting new planets is the transit method. When a planet passes in front of a star as seen from Earth, the star’s light will experience a temporary decrease. These changes can be measured very precisely by astronomical instruments. Data collected from space missions such as Kepler and TESS have succeeded in uncovering many new planets that have the potential to support life. For example, the star system Proxima Centauri, which is only 4.24 light years from Earth, has an exoplanet called Proxima Centauri b. The planet is in the habitable zone, where temperatures allow water to exist in a liquid state. This finding gave rise to a lot of speculation about the possibility of life outside Earth. In addition, further research into the planet’s atmosphere could provide more information about the survival of life. Beyond Proxima Centauri, other star systems such as Alpha Centauri and TRAPPIST-1 have also attracted attention. TRAPPIST-1, which consists of seven planets, shows the possibility of several planets that could support life. In-depth research into the atmospheres and mineral composition of these planets could reveal new insights into Earth-like exoplanets. The technology used by astronomers to detect new planets continues to develop. Space telescopes such as the James Webb Space Telescope (JWST) provide the ability to analyze the spectrum of light emitted by planetary atmospheres. This allows scientists to detect important molecules such as water, methane and carbon dioxide, which could indicate the possible presence of life. The discovery of a new planet around a nearby star not only impacts our understanding of the possibility of life beyond Earth, but also forces us to question our place in the universe. With each new discovery, the challenge to explore and understand more about life beyond our planet grows ever greater. As more data becomes available and technology continues to advance, it is expected that many new planets will be discovered in various star systems. Each discovery adds a new layer to our understanding of the cosmos and our place in it. Discussions regarding the ethics of exploration and the possibility of colonizing new planets are becoming increasingly relevant. This discovery is not only exciting for scientists, but also for the general public who are fascinated by the idea that we may not be alone in the universe.