Sir John Frederick William Herschel fut un scientifique anglais influent dont les intérêts s'étendaient des mathématiques et de l'astronomie à la chimie et à la photographie. Son travail astronomique comprenait l'origine du système du jour julien et la dénomination de plusieurs lunes planétaires. En photographie, il a introduit des innovations importantes et a également étudié des phénomènes tels que le daltonisme et les effets des rayons ultraviolets.
Explore the wonders of the universe with John Frederick William Herschel, one of the most renowned astronomers of the 19th century. In this illuminating volume, Herschel covers a wide range of topics, from the science of optics to the mysteries of comets and nebulae. Whether you're a seasoned stargazer or a curious beginner, this book is sure to inform and inspire.
This astronomical catalogue is a comprehensive mapping of stars located in the Southern Hemisphere. The observations made by de Lacaille in the mid-18th century at Cape of Good Hope in South Africa helped discover and establish newly named constellations and provided astronomers with an essential tool when studying celestial bodies. The catalogue provides the coordinates, brightness, and luminosity of more than 9,700 stars in the southern region of the sky. It is an indispensable resource for both professional and amateur astronomers.
Explore the wonder of the cosmos with Herschel's treatise on astronomy. This classic work is an essential resource for budding astronomers and stargazers alike.