What the oldest stars tell us about ourselves and the universe. In her mid-twenties, astrophysicist Anna Frebel discovered the oldest known star during her PhD. Since then, she has been on the trail of so-called metal-poor stars as a stellar archaeologist at some of the most prestigious universities. These oldest known objects provide insights into the first stars in the universe and the formation of chemical elements, making them a key to understanding the entire universe. In her captivating book, Anna Frebel offers clear and accessible insights into the science of astronomy and vividly recounts her hands-on work with telescopes in the most remote areas of the world. It is a fascinating glimpse into the depths of space and time, as well as a relatable and contemporary account of how natural science is conducted today.