Question: Ashley Edward Miller is best known for his work on which Canadian/American science fiction television series, based on unused material by Gene Roddenberry?

Context articles: Planet Earth (film)
Development of Spock
Ashley Miller (screenwriter)
Gallifrey One
Star Trek: Phase II
The Savage Curtain
Lincoln Enterprises
Datalore
Andromeda (TV series)
Encounter at Farpoint

Planet Earth is a science fiction television movie that was created by Gene Roddenberry, written by Roddenberry and Juanita Bartlett (from a story by Roddenberry).
 It first aired on April 23, 1974 on the ABC network, and stars John Saxon as Dylan Hunt.
 It was presented as a pilot for what was hoped to be a new weekly television series.
 The pilot focused on gender relations from an early 1970s perspective.
 Dylan Hunt, confronted with a post-apocalyptic matriarchal society, muses, ""Women's lib?
 Or women's lib gone mad...""
The development of Spock, a fictional character first introduced in the American science fiction television series "", began prior to the start of the series.
 The first known mention of Spock was in a discussion between Gene Roddenberry and Gary Lockwood, where the latter suggested Leonard Nimoy for the role.
 Roddenberry agreed with the suggestion, and Nimoy became the first choice actor for the part.
 However, Roddenberry was required to audition other actors for the role.
 It was offered to both DeForest Kelley and Martin Landau before Nimoy, who accepted the part.
 The actor disliked the prosthetic ears he was required to wear, and there were concerns from the studio that they made him appear satanic.
 Roddenberry fought to keep the character in the second pilot, "Where No Man Has Gone Before" after the rest of the main cast was dropped from the initial pilot, "".
Ashley Edward Miller (born March 16, 1971) is an American screenwriter and producer best known for his work on the television series "Andromeda", "" and "Fringe".
 He also worked on the films "Thor" and "".
 He often collaborates with fellow screenwriter Zack Stentz.
Gallifrey One is an annual North American science fiction convention focusing primarily on the British television series "Doctor Who" and its spin-offs, "Torchwood", "K-9" and "The Sarah Jane Adventures", with an additional emphasis on British and American science fiction television media, held each February in Los Angeles.
 The event bills itself as "the largest and longest-running annual Doctor Who convention in the world".
 Sponsored by Gallifrey One Conventions and the Institute for Specialized Literature (ISL) Inc., a California not-for-profit organization, Gallifrey One has been held every year since 1990 in the greater Los Angeles area and has featured guests from a variety of genre television programs including "Babylon 5", "Star Trek", "Alien Nation", "Gene Roddenberry's Andromeda", "Buffy the Vampire Slayer" and "Battlestar Galactica".
Star Trek: Phase II, also known as Star Trek II, is an unproduced American science fiction television series created by Gene Roddenberry as a sequel to "", which had run from 1966 to 1969.
 The plans for the series were first developed after the failure to create a feature film based on the earlier series during the 1970s, coupled with the proposal for Paramount Television Service as a fourth television network in the United States.
 "Phase II" would have been the lead program for the network, being broadcast at 8pm EST on Saturday nights.
 Following the announcement that "Star Trek" was returning as a series on June 17, 1977, Roddenberry began recruiting new crewmembers, including Harold Livingston and Robert Goodwin as executive producers.
 Other staff returning from "The Original Series" included William Ware Theiss, while Matt Jefferies was hired as a technical advisor and designed an updated version of the USS "Enterprise".
 The initial order was for a two-hour pilot episode, followed by 13 episodes.
"The Savage Curtain" is a episode of the American science fiction television series, "", first broadcast on March 7, 1969, and repeated July 1, 1969.
 It is episode #77, production #77, written by Gene Roddenberry and Arthur Heinemann, based on an original story by Gene Roddenberry, and directed by Herschel Daugherty.
Lincoln Enterprises, formerly Star Trek Enterprises, was a mail-order company set up by Bjo Trimble and Gene Roddenberry to sell merchandise related to the American science fiction television series "".
 It was known for selling official scripts and film cells directly from Desilu Productions during the run of the series.
 It later expanded into general "Star Trek" merchandise under Majel Barrett, and was since subsumed into Roddenberry.com.
"Datalore" is the 13th episode of the of the American science fiction television series "", originally aired on January 18, 1988, in broadcast syndication.
 The story was created by Robert Lewin and Maurice Hurley, and turned into a script by Lewin and the creator of the show, Gene Roddenberry.
 It was Roddenberry's final script credit on a "Star Trek" series.
 The director was originally to be Joe Scanlan, but following delays in pre-production caused by script re-writes, it was reassigned to Rob Bowman.
Andromeda (formally titled Gene Roddenberry's Andromeda) is a Canadian/American science fiction television series, based on unused material by Gene Roddenberry, developed by Robert Hewitt Wolfe, and produced by Roddenberry's widow, Majel Barrett.
 It starred Kevin Sorbo as High Guard Captain Dylan Hunt.
 The series premiered on October 2, 2000, and ended on May 13, 2005.
"Encounter at Farpoint" is the and series premiere of the American science fiction television series "", which premiered in syndication on September 28, 1987.
 It was written by D. C. Fontana and Gene Roddenberry and directed by Corey Allen.
 Roddenberry was the creator of "Star Trek", and Fontana was a writer on .