Most of this cover is, as you'd expect, Venus.

Transit of Venus: 1631 to the Present

by Nick Lomb Author

Transit of Venus explores an exceedingly rare planetary alignment that has graced our skies only seven times since the advent of the telescope in 1608. A must-read for all astronomy enthusiasts and sky-watchers, this book is a treasure trove of scientific knowledge and historical context. Immerse yourself in a rich array of captivating visual material, including NASA's striking photographs of Venus, illustrated records of earlier transits, and seldom-seen images of the instruments and expeditions dedicated to studying these cosmic events. 

(This book may contain a sharpie mark on the top or bottom edge and may show mild signs of shelfwear.)