Comet (book)

Comet is a 1985 popular-science book by Carl Sagan and Ann Druyan.^[1] The authors describe the scientific nature of comets, as well as their varying roles and perceptions throughout history. The evolution of human understanding of comets is also detailed, and thinkers and astronomers such as Edmond Halley, Immanuel Kant, and William Huggins are discussed.

Comet

Cover of the first edition
Authors	Carl Sagan Ann Druyan
Language	English
Subject	Comets
Publisher	Random House
Publication date	1985
Publication place	United States
Media type	Print (Hardcover and Paperback)
Pages	398
ISBN	978-0-394-54908-8

The publication of the first edition was months ahead of the 1986 appearance of Halley's Comet. A 1997 edition includes additional material.