|  2025  | |
| short poem | “Lost Ark”, F. J. Bergmann | 
| long poem | “The Blackthorn”, Mary Sue Lee | 
|  2024  | |
| short poem | “No One Now Remembers”, Geoffrey A. Landis | 
| long poem | “Little Brown Changeling”, Lauren Scharhag | 
|  2023  | |
| short poem | (tie) “Harold and the Blood-Red Crayon”, Jennifer Crow | 
| short poem | (tie) “In Stock Images of the Future, Everything is White”, Terese Mason Pierre | 
| long poem | “Machine (r)Evolution”, Colleen Anderson | 
|  2022  | |
| short poem | “Confessions of a Spaceport AI”, Mary Soon Lee | 
| long poem | “The Bookstore”, Beth Cato | 
| grand master | Mary Soon Lee | 
| grand master | Akua Lezli Hope | 
|  2021  | |
| short poem | “Summer Time(lessness)”, Linda D. Addison | 
| long poem | “Eleven Exhibits in a Better Natural History Museum, London”, Jenny Blackford | 
|  2020  | |
| short poem | “Taking, Keeping”, Jessica J. Horowitz | 
| long poem | “Heliobacterium daphnephilum”, Rebecca Buchanan | 
| grand master | Linda D. Addison | 
|  2019  | |
| short poem | “After Her Brother Ripped the Heads from Her Paper Dolls”, Beth Cato | 
| long poem | “Ursula Le Guin in the Underworld”, Sarah Tolmie | 
|  2018  | |
| short poem | “Advice to a Six-Year-Old”, Mary Soon Lee | 
| long poem | “The Mushroom Hunters”, Neil Gaiman | 
| grand master | Ann K. Schwader | 
|  2017  | |
| short poem | “George Tecumseh Sherman's Ghosts”, Marge Simon | 
| long poem | “Rose Child”, Theodora Goss | 
| grand master | David C. Kopaska-Merkel | 
|  2016  | |
| short poem | “Time Travel Vocabulary Problems”, Ruth Berman | 
| long poem | (tie) “It Begins with a Haunting”, Krysada Panusith Phounsiri | 
| long poem | (tie) “Keziah”, Ann K. Schwader | 
|  2015  | |
| short poem | “Shutdown”, Marge Simon | 
| long poem | “100 Reasons to Have Sex with an Alien”, F. J. Bergmann | 
| grand master poet | Marge Simon | 
| grand master poet | Steve Sneyd | 
|  2014  | |
| short poem | “Turning the Leaves”, Amal El-Mohtar | 
| long poem | “Interregnum”, Mary Soon Lee | 
|  2013  | |
| short poem | “Into Flight”, Andrew Robert Sutton | 
| long poem | “The Cat Star”, Terry Garey | 
|  2012  | |
| short poem | “The Library, After”, Shira Lipkin | 
| long poem | “The Curator Speaks in the Department of Dead Languages”, Megan Arkenberg | 
|  2011  | |
| short poem | “Peach-Creamed Honey”, Amal El-Mohtar | 
| long poem | “The Sea King's Second Bride”, C. S. E. Cooney | 
|  2010  | |
| short poem | “To Theia”, Ann K. Schwader | 
| long poem | “In the Astronaut Asylum”, Kendall Evans & Samantha Henderson | 
| grand master poet | Jane Yolen | 
|  2009  | |
| short poem | “Song for an Ancient City”, Amal El-Mohtar | 
| long poem | “Search”, Geoffrey A. Landis | 
|  2008  | |
| short poem | “Eating Light”, F. J. Bergmann | 
| long poem | “The Seven Devils of Central California”, Catherynne M. Valente | 
| grand master poet | Ray Bradbury | 
|  2007  | |
| short poem | “The Graven Idol's Godheart”, Rich Ristow | 
| long poem | “The Journey to Kailash”, Mike Allen | 
|  2006  | |
| short poem | “The Strip Search”, Mike Allen | 
| long poem | “The Tin Men”, Kendall Evans & David C. Kopaska-Merkel | 
|  2005  | |
| short poem | “No Ruined Lunar City”, Greg Beatty | 
| long poem | “Soul Searching”, Tim Pratt | 
| grand master poet | Robert Frazier | 
|  2004  | |
| short poem | “Just Distance”, Roger Dutcher | 
| long poem | “Octavia Is Lost in the Hall of Masks”, Theodora Goss | 
|  2003  | |
| short poem | “Potherb Gardening”, Ruth Berman | 
| long poem | (tie) “Epochs in Exile: A Fantasy Trilogy”, Charles Saplak & Mike Allen | 
| long poem | (tie) “Matlacihuatl's Gift”, Sonya Taaffe | 
|  2002  | |
| short poem | “We Die As Angels”, William John Watkins | 
| long poem | “How to Make a Human”, Lawrence Schimel | 
|  2001  | |
| short poem | “My Wife Returns As She Would Have It”, Bruce Boston | 
| long poem | “January Fires”, Joe Haldeman | 
|  2000  | |
| short poem | “Grimoire”, Rebecca Marjesdatter | 
| long poem | “Christmas (after we all got time machines)”, Geoffrey A. Landis | 
|  1999  | |
| short poem | “Confessions of a Body Thief”, Bruce Boston | 
| long poem | “egg horror poem”, Laurel Winter | 
| grand master poet | Bruce Boston | 
|  1998  | |
| short poem | “Explaining Frankenstein To His Mother”, John Grey | 
| long poem | “why goldfish shouldn't use power tools”, Laurel Winter | 
|  1997  | |
| short poem | “Day Omega”, W. Gregory Stewart | 
| long poem | “Spotting UFOs While Canning Tomatoes”, Terry Garey | 
|  1996  | |
| short poem | “Future Present: A Lesson in Expectation”, Bruce Boston | 
| long poem | “Variants of the Obsolete”, Marge Simon | 
|  1995  | |
| short poem | “Skin of Glass”, Dan Raphael | 
| long poem | “Pilot, Pilot”, David Lunde | 
|  1994  | |
| short poem | (tie) “Spacer's Compass”, Bruce Boston | 
| short poem | (tie) “Flight Is For Those Who Have Not Yet Crossed Over”, Jeff VanderMeer | 
| long poem | “Basement Flats”, W. Gregory Stewart & Robert Frazier | 
|  1993  | |
| short poem | “Will”, Jane Yolen | 
| long poem | “To Be from Earth”, William Daciuk | 
|  1992  | |
| short poem | “Song of the Martian Cricket”, David Lunde | 
| long poem | “The button, and what you know”, W. Gregory Stewart | 
|  1991  | |
| short poem | “Eighteen Years Old, October Eleventh”, Joe Haldeman | 
| long poem | “The Aging Cryonicist in the Arms of His Mistress Contemplates the Survival of the Species While the Phoenix Is Consumed by Fire”, David Memmott | 
|  1990  | |
| short poem | “Epitaph for Dreams”, G. Sutton Breiding | 
| long poem | “dear spacemen”, Patrick McKinnon | 
|  1989  | |
| short poem | “Salinity”, Robert Frazier | 
| long poem | (tie) “In the Darkened Hours”, Bruce Boston | 
| long poem | (tie) “Winter Solstice, Camelot Station”, John M. Ford | 
|  1988  | |
| short poem | (tie) “The Nightmare Collector”, Bruce Boston | 
| short poem | (tie) “Rocky Road to Hoe”, Suzette Haden Elgin | 
| long poem | “White Trains”, Lucius Shepard | 
|  1987  | |
| short poem | (tie) “A Dream of Heredity”, John Calvin Rezmerski | 
| short poem | (tie) “Before the Big Bang”, Jonathan V. Post | 
| long poem | “Daedalus”, W. Gregory Stewart | 
|  1986  | |
| short poem | “The Neighbor's Wife”, Susan Palwick | 
| long poem | “Shipwrecked on Destiny Five”, Andrew Joron | 
|  1985  | |
| short poem | “For Spacers Snarled in the Hair of Comets”, Bruce Boston | 
| long poem | “A Letter from Caroline Herschel”, Siv Cedering | 
|  1984  | |
| short poem | “Two Sonnets”, Helen Ehrlich | 
| long poem | “Saul's Death”, Joe Haldeman | 
|  1983  | |
| short poem | “In Computers”, Alan P. Lightman | 
| long poem | “Your Time and You”, Adam Cornfield | 
|  1982  | |
| short poem | “On the Speed of Light”, Raymond DiZazzo | 
| long poem | “The Well of Baln”, Ursula K. Le Guin | 
|  1981  | |
| short poem | “Meeting Place”, Ken Duffin | 
| long poem | “On Science Fiction”, Thomas M. Disch | 
|  1980  | |
| short poem | (tie) “The Migration of Darkness”, Peter Payack | 
| short poem | (tie) “Encased in the Amber of Eternity”, Robert Frazier | 
| long poem | “The Sonic Waterfall of Primes”, Andrew Joron | 
|  1979  | |
| short poem | (tie) “Fatalities”, Duane Ackerson | 
| short poem | (tie) “Story Books and Treasure Maps”, Steve Eng | 
| long poem | “For the Lady of a Physicist”, Michael Bishop | 
|  1978  | |
| short poem | (tie) “The Starman”, Duane Ackerson | 
| short poem | (tie) “Asleep in the Arms of Mother Night”, Andrew Joron | 
| short poem | (tie) “Corruption of Metals”, Sonya Dorman | 
| long poem | “The Computer Iterates the Greater Trumps”, Gene Wolfe |