Variables of Stars and Ways to Observe Them is a fascinating and informative book written by famous astronomers Parenago P. P. and B................................. In. In this edition, the authors immerse the reader in the mysterious world of variable stars, revealing not only their physical nature, but also the methods of observation that allow astronomers to study these stars. The book begins with the basics, explaining what the variable stars are and why they are of such interest to scientists and astronomy enthusiasts. Variable stars are stars whose brightness changes over time, and their study helps to understand the many processes occurring in the universe. The authors share their knowledge of different types of variable stars, such as Cepheids, New and Supernovae, and how these stars affect our understanding of the cosmos. Who is this book intended for? It will be of interest not only to professional astronomers, but also to amateurs, students and everyone who is fond of astronomy . If you want to learn more about how to observe stars, how telescopes work and what methods are used to analyze data, then this publication will be a real find for you. The book is written in accessible language, which makes it understandable even for those who are just beginning their journey in astronomy. One of the key topics of the book is the methodology of observations .. The authors describe in detail how to properly organize observations, what tools to use and how to interpret the data obtained. They share their own observations and experiences, which adds practical value to the book. The reader will be able not only to learn the theory, but also to get useful tips for independent observations of stars. In addition, the book raises important questions regarding the evolution of stars and their role in the formation of galaxies. The authors investigate how variable stars help astronomers determine distances to other galaxies and study their structure. This knowledge opens new horizons for understanding the universe and its history. Parenago and Kukarkin's writing style is clear and logical. They skillfully balance between scientific rigor and accessibility, making the text fascinating and informative. Both authors have extensive experience in astronomy and are recognized experts in their field. Their previous work has also been highly praised by readers and critics, making this book even more anticipated. “The Variables of the Stars and How to Observe Them” is not just a textbook, but a real encyclopedia for anyone who wants to deepen their knowledge in astronomy. The book inspires the study of the cosmos, encourages reflection on the place of man in the Universe and his connection with the boundless stars. If you are looking for literature that combines a scientific approach and a fascinating presentation, then this publication will be a great addition to your library. Do not miss the opportunity to immerse yourself in the world of variable stars and discover new horizons of astronomy with the help of talented authors Parenago and Kukarkin.