The Hitchhiker's Guide to the Galaxy a human-like alien writer for the eccentric, electronic travel guide "The Hitchhiker's Guide to the Galaxy", by hitchhiking onto a passing Vogon spacecraft. Following his rescue, Dent explores the galaxy with Prefect and encounters Trillian, another human who had been taken from Earth prior to its destruction by the President of the Galaxy, the two-headed Zaphod Beeblebrox, and the depressed Marvin, the Paranoid Android. Certain narrative details were changed between the various adaptations. The various versions follow the same basic plot but they are in many places mutually contradictory, as Adams rewrote the story substantially for each new adaptation. Throughout
The Hitchhiker's Guide to the Galaxy the Primary Phase). Two omnibus editions were created by Douglas Adams to combine the Hitchhiker series novels and to "set the record straight". The stories came in so many different formats that Adams stated that every time he told it he would contradict himself. Therefore, he stated in the introduction of "The More Than Complete Hitchhiker's Guide" that "anything I put down wrong here is, as far as I'm concerned, wrong for good." The two omnibus editions were "The More Than Complete Hitchhiker's Guide, Complete and Unabridged" (published in 1987) and "The Ultimate Hitchhiker's Guide, Complete and Unabridged" (published in