Recent discoveries of new exoplanets have attracted the attention of scientists around the world, due to the potential of these planets to support life and enrich our understanding of the universe. One of the most striking discoveries is a planet called TOI-1789b, which is located about 200 light years from Earth. This planet was discovered by the Kepler Telescope and using data obtained from TESS (Transiting Exoplanet Survey Satellite), showing how important collaboration between observatories is. TOI-1789b is a gas giant type planet with a unique orbit, where it passes its host star in just 15.5 hours. This provides an opportunity for scientists to study the planet’s atmosphere and chemical composition using spectroscopic techniques. The researchers also applied the transit method, which allows them to measure the dip in starlight when a planet passes in front of its star. In further research, another exoplanet that is often in focus is LHS 1140 b, which was found in the habitable zone of a red dwarf star. This planet is four times larger than Earth and has the possibility of holding water in liquid form. The discovery of this planetary system prompted scientists to investigate whether living creatures could traverse its atmosphere. The exoplanet named K2-225 b also shows great interest among astronomers. The planet is similar in size to Earth and lies within the habitable zone of a comparable star. Early studies suggested the possible presence of water, attracting the attention of astrobiologists and making K2-225 b an important target in the search for extraterrestrial life. New technology, such as the James Webb space telescope, now allows astronomers to make more detailed observations of the atmospheric structure and chemistry of these exoplanets. It is hoped that the results of these observations can reveal clues about the potential for life on other planets. One of the biggest challenges in exoplanet research is identifying planets that can actually support life. Scientists use statistical methods and sophisticated algorithms to distinguish between planets that appear similar to Earth but are not truly habitable. The increased availability of data from observatories is also contributing to a better understanding of variations in exoplanet characteristics. In addition, the search for exoplanets is not only limited to planets in the habitable zone. The new discoveries also include planets that lie outside the limits of current theory, such as planets with thick atmospheres or those around hot blue stars. The discovery of exoplanets with these extreme conditions expands the boundaries of our understanding of how planets can form and survive in different environments. Innovations in observation methods and detection tools will accelerate the discovery of exoplanets in the future. With this latest discovery, scientists are optimistic that they will be able to find even more planets that have the potential to support life, making the search for life beyond Earth one of the most exciting themes in astronomical research today.