Pale Blue Dot is the astronomy, cosmology and astronautics book which discusses the latest research on the space and time. Carl Sagan is the author of this fabulous book. Today, we are living in the modern world but still, scientists struggle to reveal the mysteries of the universe. Space and time are the two important factors. Scientists are trying from last few decades to find life on the other planets of the universe but there is no such ideal place like earth. Our earth appears as a blue dot when we see it from the space. There are many galaxies in this world and our earth is the tiny planet among all. The life on the earth is thousands of years old and human is humans are increasing in numbers. Humans are the only spicy on the planet which is increasing but on the other side, other creatures are shrinking. There are a series of animals, birds and other sea animals. The distance between the galaxies is limitless and there are infinite galaxies in the world. Earth is revolving around the sun in its orbit along with many other planets. It has one moon which has its own science importance. This is an amazing book to read that provides comprehensive details about the space and time.

“The Wright Brothers” is an interesting book of the two brothers and of their success and reception in the world. David McCullough is the author of this aviation history book. David McCullough has received twice Pulitzer Prize, for Truman and John Adams, and twice received the National Book Award. He has been honored with the National Book Foundation Distinguished Contribution to American Letters Award, the National Humanities Medal and the Presidential Medal of Freedom. In this book, the author describes two brothers, Wilbur and Orville Wright. They lived in America with a wide dream. The house where they lived in had no electricity, but there were books aplenty and they never stopped reading. Wilbur was a genius and Orville had such mechanical ingenuity. They had no more money to fulfilled their dream and no more contacts in high places, but they never give up in their mission to take to the air. They did not discuss their idea with other people, and when they started together worked on their project, at that time, they did not face any kind of problems. They take numerous risks to fulfilled their mission and at last they successes in their mission. All in all, The Wright Brothers is a good introductory history for fans of the Wright Brothers.

The “Space Exploration in the United States: A Documentary History” is one of the best history books of the United States. Thomas Gangale is the author of this book. Thomas holds a JSD in space, cyber, and telecommunications law from the University of Nebraska-Lincoln and is a former U.S. Air Force officer. In this historical book, Thomas reveals all about from 1914 to the present. It is based on eight chapters, and each chapter is concise and worth to read. This book describes the uses of outer space, with the emphasis on the manned space program of the National Aeronautics and Space Administration. Rocketry and space technology have served numerous goals throughout the Space Age. It presents the technocratic and commercial development of space technology like a push-pull relationship in which each propels the other into the future. Additionally, Space Exploration in the United States provides readers with a broad overview of the U.S. history of human spaceflight from its beginning to the present. To sum it up, Space Exploration in the United States is an informative book for all the readers.