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1. Saving Grace by NightnagleArt

   Fandoms: Project Hail Mary (2026), Andy Weir's Project Hail Mary - All Media Types, Iron Lung (2026), David Szymanski's Iron Lung - All Media Types  

   • Mature
   • Creator Chose Not To Use Archive Warnings, Graphic Depictions Of Violence
   • M/M
   • Work in Progress

   01 Jul 2026

   Tags

   • Creator Chose Not To Use Archive Warnings
   • Graphic Depictions Of Violence
   • The Convict | Simon (Iron Lung)/Ryland Grace
   • The Blood Eel & The Convict | Simon (Iron Lung)
   • The Blood Eel (Iron Lung)
   • The Convict | Simon (Iron Lung)
   • Ryland Grace
   • Mentioned Eva Stratt
   • Mentioned Ava (Iron Lung)
   • Hurt/Comfort
   • Emotional Hurt/Comfort
   • Ryland Grace and Colt Seavers are Twins
   • Mentioned Colt Seavers
   • Alternate Universe - Character Swap
   • Ellie and Rocky Switch Places
   • Amputee The Convict | Simon (Iron Lung)
   • Touch-Starved The Convict | Simon (Iron Lung)
   • The Convict | Simon Has PTSD (Iron Lung)
   • Ryland Grace Has PTSD
   • The Convict | Simon (Iron Lung) and Ryland Grace are Patron Saints of One-Way Trips
   • Other Additional Tags to Be Added
   • Rocky isn't friendly in this one sorry ya'll :(
   • Rocky is a Little Shit (Project Hail Mary)
   • Mentioned Adrian (Project Hail Mary)
   • Simon and Ellie are Besties
   • Both are very codependent on each other holy shit
   • Engineer The Convict | Simon (Iron Lung)
   • Gargoyle Ryland Grace
   • Best way to describe the mutation on him
   • Ryland Grace Is Not Graceful
   • Ryland Grace Needs a Hug
   • The Convict | Simon Needs a Hug (Iron Lung)
   • Ryland Grace is a Leaky Space Blob
   • Touch-Starved Ryland Grace
   • Ryland Grace Acts Like a Wet Cat
   • Autistic Ryland Grace
   • Trans Ryland Grace
   • Slow Burn
   • The Convict | Simon Acts Like a Sad Wet Cat (Iron Lung)
   • no beta we die like canon Simon

   Summary

   Simon and Ellie have a mission to save their stars from going extinct, except they find a weird submarine object with a body inside
   This is a swap au I made! So instead of Grace and Rocky saving Simon, it's Simon and Ellie saving Grace

   Language:

   English

   Words:

   2,654

   Chapters:

   2/?

   Comments:

   7

   Kudos:

   62

   Bookmarks:

   16

   Hits:

   258