Editing Triplanetary (board game) (section)

{{Short description|1973 Science fiction board game}}
{{redirect|Triplanetary|the book|Triplanetary (novel)}}
{{Italic title}}
{{Use mdy dates|date=April 2025}}
{{Infobox game
|title=''Triplanetary''
|subtitle=Space Combat in the Solar System 2001
|image=GDW821_Triplanetary_board_game_cover_1981.jpg
|caption=Second edition box cover by Rich Banner, 1981 
|date={{Start date and age|1973}}
|publisher={{Unbulleted list|[[Game Designers' Workshop]] 1973, 1981|[[Steve Jackson Games]] 1991}}
|genre=science fiction [[board wargame]]
|designer={{Unbulleted list|[[Marc W. Miller]]|[[John Harshman]]}}
}}

'''''Triplanetary''''' is a science fiction [[board wargame]] originally published by [[Game Designers' Workshop]] in [[1973 in games|1973]]. The game is a simulation of [[Outer space|space]] ship travel and combat within the [[Solar System]] in the early 21st Century.