The Hitchhiker's Guide to the Galaxy Books in Order

Douglas Adams's comic science-fiction saga, billed as "a trilogy in five parts," follows hapless Earthman Arthur Dent across the galaxy after his planet is demolished to make way for a hyperspace bypass. Adams wrote five novels; Eoin Colfer added a sixth, And Another Thing…, in 2009.

Publication order

In the order the books were originally released.

  1. Cover of The Hitchhiker's Guide To The Galaxy

    The Hitchhiker's Guide To The Galaxy

    1979 · Douglas Adams

    The Hitchhiker's Guide to the Galaxy is a 1979 science fiction comedy novel by Douglas Adams. It is based on the first four parts of his radio comedy…

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  2. Cover of The Hitch Hiker's Guide to the Galaxy

    The Hitch Hiker's Guide to the Galaxy

    1979 · Douglas Adams

    Moments before Earth is demolished to make way for a galactic bypass, ordinary Englishman Arthur Dent is whisked into space by his friend Ford…

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  3. Cover of The Restaurant at the End of the Universe

    The Restaurant at the End of the Universe

    1980 · Douglas Adams

    The Restaurant at the End of the Universe is the second book in Douglas Adams's Hitchhiker's Guide to the Galaxy comedy science fiction "trilogy,"…

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  4. Cover of Life, the Universe and Everything

    Life, the Universe and Everything

    1999 · Douglas Adams

    This is the third book in the five-volume Hitchhiker's Guide to the Galaxy science fiction 'trilogy' by British writer Douglas Adams. Its title…

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  5. Cover of So long, and thanks for all the fish

    So long, and thanks for all the fish

    1984 · Douglas Adams

    The fourth book of Douglas Adams's Hitchhiker's Guide to the Galaxy "trilogy," its title is the message left by the dolphins when they departed Earth…

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  6. Cover of Mostly Harmless

    Mostly Harmless

    1995 · Douglas Adams

    The fifth volume in the Hitchhiker series, this 1992 novel by Douglas Adams follows Random, the daughter of Arthur Dent, as she leaves her remote…

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  7. Cover of And Another Thing...

    And Another Thing...

    2009

    This 2009 novel is the sixth and final installment of Douglas Adams' The Hitchhiker's Guide to the Galaxy "trilogy of six books." Written by Eoin…

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Companion & related books

Short-story collections and companion titles in this series.

Frequently asked questions

What order should I read the The Hitchhiker's Guide to the Galaxy books in?

Read them in publication order, starting with “The Hitchhiker's Guide To The Galaxy”. Start with “The Hitchhiker's Guide To The Galaxy.”

How many books are in the The Hitchhiker's Guide to the Galaxy series?

We list 9 books by Douglas Adams , published between 1979–2009.

Where can I buy the The Hitchhiker's Guide to the Galaxy books?

Each title above links to Amazon. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.

Reading order compiled from author/publisher guidance and verified bibliographic data. Spotted an error? We continuously correct the catalog.