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1. 'Human and Eridian Anatomical Differences Regarding Mating and Relationships.' by Callalils_340

   Fandoms: Project Hail Mary (2026), Project Hail Mary - Andy Weir  

   • Explicit
   • No Archive Warnings Apply
   • Multi
   • Work in Progress

   22 Jun 2026

   Tags

   • No Archive Warnings Apply
   • Ryland Grace/Rocky
   • Adrian/Rocky (Project Hail Mary)
   • Adrian/Ryland Grace/Rocky
   • Ryland Grace
   • Rocky (Project Hail Mary)
   • Adrian (Project Hail Mary)
   • Journey to Erid (Project Hail Mary)
   • Ryland Grace's Biodome | Beach House on Erid
   • Book/Movie fusion elements
   • POV Ryland Grace
   • Touch-Starved Ryland Grace
   • Rocky is Trying (Project Hail Mary)
   • Adrian is Bigger Than Rocky (Project Hail Mary)
   • Xenophilia
   • both ways
   • Inaccurate Eridian Biology
   • Porn with Plot
   • Improper Use of Xenonite (Project Hail Mary)
   • Grace is in the cuck chair for a bit
   • Eridians Have Ovipositors (Project Hail Mary)
   • Other Additional Tags to Be Added
   • Mental Health Node | Don't Go Crazy Room (Project Hail Mary 2026)
   • Some angst

   Summary

   Years after landing on Erid, Grace sits on his own private beach to write his paper on: 'Human and Eridian Anatomical Differences Regarding Mating and Relationships.' While doing so, it brings back memories of the development of his relationship with Rocky and Adrian.

   Or, Grace reflects on how he learned about the Eridian ovipositor and all the interesting ways it could be used.

   Language:

   English

   Words:

   1,944

   Chapters:

   2/?

   Comments:

   5

   Kudos:

   58

   Bookmarks:

   5

   Hits:

   462