(7 nominations; 1 win)
“Galactic Society” (Analog Apr 2002)
— fact article — winner
“Black Horse: One Stop to Orbit” (by RMZ &
Mitchell Burnside Clapp) (
Analog Jun 1995)
— fact article — 5th place (tie)
“The Martian Frontier” (Analog Nov 1995)
— fact article — 3rd place
“How to Find a Starship” (Analog Aug 1994)
— fact article — 4th place
“The Magnetic Sail” (Analog May 1992)
— fact article — 4th place
“Mars Direct: A Proposal for the Rapid Exploration and Colonization of the Red Planet” (by RMZ &
David A. Baker) (
Analog Jul 1991)
— fact article — 2nd place
“Nuclear Rocketry Using Indigenous Propellants: The Key to the Solar System” (Analog Mar 1990)
— fact article — 3rd place (tie)