Terry Pratchett included the following SF haiku as a chapter epigram in his early non-Discworld novel, The Dark Side of the Sun (1976).
(The ten haiku featured in the story were written by Bishop and Geoffrey A. Landis).
One of the main characters in Neal Stephenson's Cryptonomicon, Bobby Shaftoe, is a haiku-writing U.S. Marine Raider during World War II.
These mailing lists have been the primary base for the writing and sharing of scifaiku on the internet.
From the home page: This group is for the writing and sharing of science fiction haiku (aka scifaiku).
The Science Fiction Poetry Association gives out the Dwarf Stars Award for the best short-short speculative poem each year, including scifaiku and related short-short science-fictional poetry (defined as under ten lines in length).