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This is an extensively revised, updated and enlarged edition of Dr Steel's popular textbook on interferometry. The book provides a general treatment that brings together the many different applications of the interference of electromagnetic waves.…

Scruter le ciel et observer l'invisible. Ce rêve devint réalité au XVIIe siècle avec la lunette de Galilée, le premier instrument optique de l'histoire de l'astronomie à avoir révélé l'immensité de l'espace. L'exploration du cosmos en était alors à…

This guide for the backyard astronomer provides basic information, offers activity ideas, and gives construction details and assembly drawings for six telescopes.

The long-awaited second edition of this well-received textbook gives a thorough introduction to observational astronomy. Starting with the basics of positional astronomy and systems of time, it continues with charts and catalogs covering both…

This book chronicles the remarkable resurgence in small telescope astronomical research sparked by three technical breakthroughs: compact Schmidt-Cassegrain telescopes, personal computers, and affordable CCD cameras. Every night, cosmic mysteries are…

Space telescopes are among humankind’s greatest scientific achievements of the last fifty years. This book describes the instruments themselves and what they were designed to discover about the Solar System and distant stars. Exactly how these…

Many observers harbor misgivings about their telescope. The manufacturer may have guaranteed accuracy to one-quarter wavelength or as diffraction-limited but most telescope users have, at best, only a hazy idea of how to personally verifying such…