The Comet That Wasn't

Overview:

• Title: The Comet That Wasn't
• Author: Isaac Asimov
• Year: 1976
• Type: Essay
• Series: Asimov's Essays: F&SF

Editions/Publications:

• 1976. The Magazine of Fantasy and Science Fiction, November 1976 (1976, Edward L. Ferman, $1.00, 164 pages, Magazine)
• 1985. The Edge of Tomorrow (July 1985, Isaac Asimov Tor, ISBN-10: 0312932006, $15.95, xiv+462 pages, Hardcover, Collection)
• 1986. The Edge of Tomorrow (1986, Isaac Asimov Harrap, ISBN-10: 0245543910, £9.95, xiv+462 pages, Hardcover, Collection)
• 1986. The Edge of Tomorrow (1986, Isaac Asimov Tor, ISBN-10: 0812531221, $3.50, xiv+462 pages, Paperback, Collection)

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