BackyardAstronomy.com is the official companion website for The Backyard Astronomer's Guide, a book first published in 1991 by author Alan Dyer, based in Calgary, Canada. The site extends and updates the book's content for amateur astronomy enthusiasts, covering developments in equipment and technology that have reshaped the hobby. It was created specifically to support the book's revised Second Edition.
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Mar 13, 2000
26 years old · Register.com - Network Solutions, LLC
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Domain registered Mar 13, 2000 — 26 years old.
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Registrar today: Register.com - Network Solutions, LLC — unchanged since AboutUs began tracking (Jul 27, 2026).