The Comet Book: A Guide for the Return of Halley's Comet: Robert D. Chapman, John C. Brandt: 9780867200294: Amazon.com: Books
The Comet Comic Book #17 DC Comics/Impact 1992 VERY FINE/NEAR MINT UNREAD | eBay
Comet by Carl Sagan: 9780345412225 | PenguinRandomHouse.com: Books
Comet: Carl Sagan, Ann Druyan: 9780671619176: Amazon.com: Books
Watching for Comets (Noahverse, #2) by Jordon Greene | Goodreads
The Heart of a Comet - Button Poetry
The Night of the Comet by George Bishop: 9780345538796 | PenguinRandomHouse.com: Books
Wonder-Sighting in the Medieval World: Stunning Sixteenth-Century Drawings of Comets, with Carl Sagan's Poetic Meditation on Their Science – The Marginalian