Author Susan Cooper writes that the book is possibly the only "realistic story" to gain the universal affection of a fairy-tale, although she also noted that it is actually a "deceptively simple ritual" rather than a story.
•
The book has been translated into French, Spanish, Dutch, Chinese, Japanese, Catalan, Hebrew, Brazilian Portuguese, Russian, Swedish, Korean and Hmong.
The final strip showed Opus fast asleep in bed on the final page of Goodnight Moon, Steve Dallas having opened the book in the previous strip.
Moon | Sailor Moon | moon | From the Earth to the Moon | Keith Moon | Ban Ki-moon | Titan (moon) | From the Earth to the Moon (miniseries) | The Dark Side of the Moon | Transformers: Dark of the Moon | Sun Myung Moon | Half Moon Bay, California | William Least Heat-Moon | Moon River | Half Moon Bay | Emily of New Moon | Warren Moon | Ring Round the Moon | Moon Ska Records | Full Moon | Explorers on the Moon | Bitter Moon | Vincent Moon | The Moon Is a Harsh Mistress | The Long Kiss Goodnight | Shine On, Harvest Moon | the Moon | Moon Records | Goodnight Nurse | Europa (moon) |
A doctored/altered photo of Hurd was included in the 60th anniversary republication of Goodnight Moon with a cigarette removed from his hand, causing controversy over publication standards.