"Extreme Cosmos: A Guided Tour of the Fastest, Brightest, Hottest, Heaviest, Oldest, and Most Amazing Aspects of Our Universe" by Bryan Gaensler is a captivating science book that delves into the fascinating aspects of cosmology, space science, and physics. Published by Penguin Publishing Group in 2012, this UK-B Format Paperback offers a journey through the wonders of the universe, exploring topics such as the speed of light, the brightest stars, the hottest planets, and more. With 256 pages filled with intriguing information and engaging storytelling, this book is a must-read for anyone interested in the mysteries of our cosmos.