First Light (Preston book)

First Light: Switching on Stars at the Dawn of Time is a popular science book written by Richard Preston, published in 2009. The book explores the construction, activation, and initial scientific observations of the Large Binocular Telescope (LBT) located on Mount Graham in Arizona.

Preston details the significant technical challenges faced by the engineers, scientists, and technicians involved in building and operating the LBT, highlighting the innovative engineering solutions required to create such a powerful instrument. He also describes the personalities and dedication of the individuals who dedicated years to the project.

The book focuses on the LBT's unique capabilities, particularly its ability to observe extremely faint and distant objects, allowing astronomers to probe the early universe and study the formation of the first stars and galaxies. Preston also delves into the astronomical discoveries made possible by the telescope, explaining complex astrophysical concepts in an accessible manner for a general audience.

First Light provides a behind-the-scenes look at the world of modern astronomy and the groundbreaking research being conducted at one of the world's most advanced observatories. It emphasizes the importance of scientific collaboration and the pursuit of knowledge through technological innovation.