This collection of letters by the French astronomer Augustin Darquier de Pellepoix provides a fascinating glimpse into the world of 18th-century astronomy. Written in a clear and engaging style, the letters cover a wide range of topics, including comets, eclipses, and the discovery of new planets. With its rich historical context and engaging anecdotes, this book is a must-read for anyone interested in the history of astronomy. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.