Awards Summary
Career and Special Awards: 1
Major Awards: 4
Locus Awards: 1
Other Awards: 11
Total Number of Award Wins and Nominations: 88
Hugo Awards
for SF/F works, voted by members of annual World Science Fiction Convention
(7 nominations; 2 wins)
“The Sultan of the Clouds” (Asimov's Sep 2010)
novella nomination
“Falling Onto Mars” (Analog Jul/Aug 2002)
short story winner
“Ecopoiesis” (Science Fiction Age May 1997)
novella nomination
“The Singular Habits of Wasps” (Analog Apr 1994)
novelette nomination
“A Walk in the Sun” (Asimov's Oct 1991)
short story winner
“Ripples in the Dirac Sea” (Asimov's Oct 1988)
short story nomination
“Elemental” (Analog Dec 1984)
novella nomination
Nebula Awards
for SF/F works, voted by SF & Fantasy Writers of America professional membership
(7 nominations; 1 win)
“The Sultan of the Clouds” (Asimov's Sep 2010)
novella nomination
Mars Crossing (Tor)
novel nomination
“Ecopoiesis” (Science Fiction Age May 1997)
novella nomination
“Winter Fire” (Asimov's Aug 1997)
short story nomination
“The Kingdom of Cats & Birds” (Science Fiction Age Sep 1994)
short story nomination
“The Singular Habits of Wasps” (Analog Apr 1994)
novelette nomination
“Ripples in the Dirac Sea” (Asimov's Oct 1988)
short story winner
(1 nomination)
“Snow” (Starlight 2)
long list
(2 nominations; 1 win)
“A Hotel in Antarctica” (Hieroglyph)
finalist
“The Sultan of the Clouds” (Asimov's Sep 2010)
winner
Locus Awards
for SF/F/H works, polled by readers of Locus Magazine
(16 nominations; 1 win)
“A Hotel in Antarctica” (Hieroglyph)
novelette 24th place
“The Sultan of the Clouds” (Asimov's Sep 2010)
novella 7th place
“Marya and the Pirate” (Asimov's Jan 2010)
novelette 5th place
“At Dorado” (Asimov's Oct/Nov 2002)
short story 27th place
“The Long Chase” (Asimov's Feb 2002)
short story 19th place (tie)
Impact Parameter and Other Quantum Realities (Golden Gryphon Press)
collection 18th place
Mars Crossing (Tor)
sf novel 26th place
Mars Crossing (Tor)
first novel winner
“Into the Blue Abyss” (Asimov's Aug 1999)
short story 18th place (tie)
“Approaching Perimelasma” (Asimov's Jan 1998)
novelette 12th place
“Ecopoiesis” (Science Fiction Age May 1997)
novella 8th place
“Winter Fire” (Asimov's Aug 1997)
short story 13th place
“The Singular Habits of Wasps” (Analog Apr 1994)
novelette 10th place (tie)
“A Walk in the Sun” (Asimov's Oct 1991)
short story 18th place
“Projects” (Asimov's Jun 1990)
short story 25th place
“Ripples in the Dirac Sea” (Asimov's Oct 1988)
short story 11th place
(4 nominations; 2 wins)
“The Man in the Mirror” (Analog Jan/Feb 2008)
novelette winner
“Water, Pink Salt, and Cold Dry Gullies: Halobacteria and the Case for Life on Mars” (Analog May 2001)
fact article 5th place
“Pathfinder Journal: Adventures in the Mars Business” (Analog Jul/Aug 1998)
fact article 2nd place
“The Demon Under Hawaii” (Analog Jul 1992)
fact article winner
(34 nominations; 5 wins)
“The Rules of Unbinding” (Asimov's Sep/Oct 2022)
short story 2nd place
“Titan's Magic Islands” (Asimov's Jul/Aug 2017)
poem winner
“Love & the Moon”
poem 2nd place (tie)
“Scifaiku” (Asimov's Aug 2014)
poem 3rd place (tie)
“Rivers” (Asimov's Jun 2013)
poem winner
“Five Pounds of Sunlight” (Asimov's)
poem winner
“The Spirit Rover Longs to Bask in Sunshine” (Asimov's)
poem 5th place
“The Sultan of the Clouds” (Asimov's Sep 2010)
novella 3rd place
“Marya and the Pirate” (Asimov's Jan 2010)
novelette 3rd place
“Small Conquerors” (Asimov's Apr/May 2009)
poem 5th place
“Landscapes” (Asimov's Aug 2008)
poem 4th place
“Illusion's Lure” (Asimov's Apr 2003)
poem 8th place (tie)
“At Dorado” (Asimov's Oct/Nov 2002)
short story 2nd place
“The Long Chase” (Asimov's Feb 2002)
short story 8th place (tie)
“A Glimpse of Splendor” (Asimov's Aug 2002)
poem 8th place (tie)
“Gulliver's Books” (Asimov's Mar 2001)
poem 6th place (tie)
“Ways to Tell If Your Cat Is a Space Alien” (Asimov's Apr 2001)
poem 2nd place
“Into the Blue Abyss” (Asimov's Aug 1999)
short story 8th place
“Christmas (after we all got time machines)” (Asimov's Dec 1999)
poem winner
“Approaching Perimelasma” (Asimov's Jan 1998)
novelette 5th place
“Willy in the Nano-Lab” (Asimov's Jun 1998)
poem 4th place
“Ouroboros” (Asimov's Jan 1997)
short story 10th place
“Winter Fire” (Asimov's Aug 1997)
short story 9th place (tie)
“The Last Sunset” (Asimov's Feb 1996)
short story 5th place
“Across the Darkness” (Asimov's Jun 1995)
novelette 10th place
“Long Term Project: Report to the Great Council of Cockroaches” (Asimov's Jan 1995)
short story 8th place (tie)
“Beneath the Stars of Winter” (Asimov's Jan 1993)
novelette 2nd place
“In the Hole with the Boys with the Toys” (Asimov's Oct 1993)
short story 6th place
“If Angels Ate Apples” (Asimov's Jun 1993)
poem 3rd place
“Impact Parameter” (Asimov's Aug 1992)
novelette 8th place
“A Walk in the Sun” (Asimov's Oct 1991)
short story winner
“Projects” (Asimov's Jun 1990)
short story 8th place
“Ripples in the Dirac Sea” (Asimov's Oct 1988)
short story 2nd place
“Vacuum States” (Asimov's Jul 1988)
short story 10th place
(1 nomination)
Mars Crossing (Tor)
finalist
Dwarf Stars Award
for short poems of 1-10 lines, voted by members of SF Poetry Association
(1 nomination; 1 win)
“Fireflies” (Asimov's Jun 2008)
winner
HOMer Awards
for SF/F works, voted by members of SF/F forum on CompuServe
(2 nominations)
“Across the Darkness” (Asimov's Jun 1995)
novelette nomination
“The Singular Habits of Wasps” (Analog Apr 1994)
novelette nomination
(1 nomination)
“Paradigms of Change” (Interzone #53 Nov 1991)
fiction 4th place (tie)
Rhysling Awards
for SF/F poetry, voted by members of the SF Poetry Association
(5 nominations; 3 wins)
“No One Now Remembers” (F&SF Nov/Dec 2023)
short poem winner
“Gravity (some things that fly)” (Space & Time Mar 2021)
short poem 2nd place
“Rivers” (Asimov's Jun 2013)
short poem 2nd place
“Search” (Helix #10, Oct 2008)
long poem winner
“Christmas (after we all got time machines)” (Asimov's Dec 1999)
long poem winner
(2 nominations)
“The Singular Habits of Wasps” (Analog Apr 1994)
novelette 3rd place
“Ripples in the Dirac Sea” (Asimov's Oct 1988)
short story 2nd place
Seiun Awards
for SF/F works published in Japan, voted by members of annual Japanese SF Con
(2 nominations)
“The Man in the Mirror”
translated story nomination
Mars Crossing
translated long form nomination
(1 nomination)
“The Eyes of America” (Sci Fiction 7 May 2003)
short form nomination