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1. a crash-course in eridian anatomy by Anonymous

   Fandoms: Andy Weir's Project Hail Mary - All Media Types  

   • Explicit
   • No Archive Warnings Apply
   • Other
   • Complete Work

   14 Jun 2026

   Tags

   • No Archive Warnings Apply
   • Ryland Grace/Rocky
   • Rocky (Project Hail Mary)
   • Ryland Grace
   • POV First Person
   • Rocky Uses It/Its Pronouns for Ryland Grace
   • Exophile Rocky (Project Hail Mary)
   • Exophile Ryland Grace
   • Asexuality Spectrum
   • Eridian Biology (Project Hail Mary)
   • Fingering
   • Oral Sex
   • Sexual Use of the Eridian Abdominal Hole (Project Hail Mary)
   • Rocky in the Xenonite Ball (Project Hail Mary)
   • Grace and Rocky explore each other's bodies
   • for science
   • and also not for science
   • Grace humps the ball
   • Journey to Erid (Project Hail Mary)

   Summary

   The things you get up to stuck in a tiny spaceship with your best friend who you owe your life to.

   Or: Rocky lets Grace explore his hole.

   Series

   • Part 5 of grocky fics

   Language:

   English

   Words:

   4,425

   Chapters:

   1/1

   Collections:

   1

   Comments:

   24

   Kudos:

   419

   Bookmarks:

   34

   Hits:

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