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Eridian Hats

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Project Hail Mary Rocky amaze Vintage Rocky the Eridian Hat
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Description: This design brings Rocky the Eridian from Project Hail Mary to life in a charming, kawaii style. Highlighting the lovable alien’s unique form and interstellar setting, it captures the heartwarming bond between species and the vast wonder of space. A perfect tribute for sci-fi fans and book lovers alike.

Tags: andy weir, book, eridian alien, fantasy, hail
Project Hail Mary Erid Hat
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Description: Visit Erid, home of Rocky ryland and the Eridians. Eridani 40

Tags: astrophage, erid, eridian, rocky, ryland

Project Hail Mary Erid Hat

by MorvernDesigns

$12 $19

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Rocky The Eridian Hat
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Description: Rocky The Eridian

Tags: astrophage, project hail mary, rocky, the eridian

Rocky The Eridian Hat

by Magartess

$12 $19

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Visit Erid. Project Hail Mary Hat
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Description: Visit Erid, home of Rocky ryland and the Eridians. Eridani 40

Tags: astrophage, erid, eridian, rocky, ryland

Visit Erid. Project Hail Mary Hat

by MorvernDesigns

$12 $19

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Vintage Retro Scary Space Monster Project Hail Mary Leaky Space Blob Hat
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Description: Inspired by modern science fiction literature, this features a unique alien creature and a witty quote that fans of interstellar travel and first contact will recognize.

Tags: alien, bookish, galaxy, outer space, project hail mary
Funny Project Hail Mary Erid Hat
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Description: Visit the pitch black Erid. Home of Rocky and Grace.

Tags: astrophage, eridian, rocky, sci fi, tau ceti

Funny Project Hail Mary Erid Hat

by MorvernDesigns

$12 $19

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Hail Mary -  Andy weir book Hat
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Description: A technical, vintage-style ship from Project Hail Mary. Showcases engine power, interstellar travel, and the collaboration between human and alien to stop a cosmic threat. Clean sci-fi illustration for space lovers.

Tags: alien, amaze, andy weir, astrophage, book

Hail Mary - Andy weir book Hat

by antgirlart

$12 $19

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fist my bump Hat
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Description: A science-fiction inspired design capturing the spirit of Project Hail Mary. Themes of astrophage energy

Tags: alien engineer, andy weir, astrophage, book lover, fist my bump

fist my bump Hat

by Daruma doll

$12 $19

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Eridian Hives National Park Hat
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Description: A vintage retro-style national park design inspired by the underground alien architecture of Erid from Project Hail Mary. Features intricate dark tunnels and geometric hexagonal hives. Perfect for sci-fi fans and book lovers.

Tags: alien, amaze, andy weir, astrophage, hail mary

Eridian Hives National Park Hat

by Mr. Bdj

$12 $19

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Scary Space Monster Retro Project Hail Mary Meme Leaky Space Blob Hat
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Description: Celebrate the friendship between Ryland Grace and Rocky. This vintage style captures the essence of the Eridian monster in a classic retro sunset layout.

Tags: alien life, astronaut, book lover, eridian, galaxy
Project Hail Mary. Erid. Hat
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Description: Visit Erid, home of Rocky ryland and the Eridians. Eridani 40

Tags: astrophage, erid, eridian, rocky, ryland

Project Hail Mary. Erid. Hat

by MorvernDesigns

$12 $19

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Project Hail Mary Fist My Bump Space Lover Hat

Description: Project Hail Mary Fist My Bump Space Lover is the perfect way to make you look fashionable and stylish. From festivals or parties with friends - this staple piece can be dressed up in different ways for each new setting!

Tags: astrophage, h, jazz hands, project hail, project hail mary

Project Hail Mary Fist My Bump Space Lover Hat

by Dee-T

$12 $19

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Project Hail Mary - Rocky the Eridian Mashup Parody Hat
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Description: Amaze! Amaze! Amaze! What happens when hard sci-fi meets pop culture pink? This hilarious mashup features everyone's favorite Eridian engineer, Rocky, from Andy Weir's Project Hail Mary. Complete with fabulous sunglasses and a sparkly pink starburst, this design is perfect for science nerds, sci-fi book lovers, and anyone who appreciates a stellar crossover. Question? No, just pure style!

Tags: alien, amaze, amaze amaze amaze, andy weir, astrophage

Project Hail Mary - Rocky the Eridian Mashup Parody Hat

by RakuRealm

$12 $19

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Hail Mary Eridian Engineer Space Sci-Fi Hat
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Description: Inspired by the iconic Eridian Engineer from Project Hail Mary, this detailed sci-fi artwork features a blue alien engineer, futuristic spacecraft, and deep-space atmosphere. Perfect for fans of hard science fiction, extraterrestrial civilizations, and cosmic exploration.

Tags: alien engineer, astrophage, blue alien, cosmic art, deep space

Hail Mary Eridian Engineer Space Sci-Fi Hat

by Redstart Art

$12 $19

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Funny Rocky Project Hail Mary Meme Retro Vintage Hat
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Description: Celebrate the iconic friendship from the stars with this vintage sunset aesthetic featuring everyone's favorite Eridian. Perfect for readers and enthusiasts of hard science fiction adventures.

Tags: astrobiology, bookish, eridian, hard science fiction, leaky space blob
Jazz Hands Hat
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Description: Jazz Hands

Tags: astronaut, eridian, first contact, hail mary, jazz hands

Jazz Hands Hat

by AnAzArt

$12 $19

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Xenonite Tools Hat
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Description: Xenonite tooling

Tags: andy weir, astronaut, eridian, first contact, hail mary

Xenonite Tools Hat

by AnAzArt

$12 $19

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Amaze Amaze Amaze Sci Fi Alien Book Lover Gift Hat
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Description: Celebrate your favorite enthusiastic five-legged alien engineer with this Amaze Amaze Amaze graphic featuring an illustrated rocky carapace creature raising its claws in excitement. A must-have sci-fi bookworm Shirt for fans of space exploration novels, science fiction audiobooks, and interstellar friendship.

Tags: alien engineer, audiobook fan, bookish merch, fist my bump, geeky bookworm

Amaze Amaze Amaze Sci Fi Alien Book Lover Gift Hat

by Cosmic Void Collective

$12 $19

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Survived the Astrophage Crisis Hat
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Description: Celebrate your love for the epic sci-fi novel with this design. The central motif features a stylized rocket ship within a shield crest, surrounded by celestial bodies like planets, stars, and suns, all connected by orbital lines. The distressed, vintage-style text at the top and "ALUMNI - SURVIVED THE ASTROPHAGE CRISIS - 2091" at the bottom, making it a perfect tribute for fans of Andy Weir's acclaimed book

Tags: alumni, andy weir, astronaut, astrophage, eridian

Survived the Astrophage Crisis Hat

by AnAzArt

$12 $19

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This Is How I Roll || Funny Sci-Fi Dice – Geometric Space Creature Humor Hat
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Description: Channeling that 'solve-the-universe-with-a-whiteboard' energy and cross-species friendship over carbs, this design brings Rocky the Eridian from Project Hail Mary to life in a D20 pretzel pun and captures the perfect blend of critical hits and survival snacks. For fans who know whether you're saving the galaxy or rolling for initiative, the best adventures always come with a side of salt. Roll with it.

Tags: alien lover, amaze amaze amaze, d20 dice, dungeons and dragons, fist my bump
Visit Erid Project Hail Mary Retro Landscape Hat
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Description: A vintage-style Visit Erid cosmic landscape featuring dramatic mountains, celestial scenery, and distressed retro linework inspired by a distant-world travel poster aesthetic.

Tags: astrophage, erid, eridian, hail mary, rocky

Visit Erid Project Hail Mary Retro Landscape Hat

by Touriya Fulla

$12 $19

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Cute Alien Character Rock Graphic Hat
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Description: Cute Alien Character Rock Graphic

Tags: astronomy club clothing, book lover apparel, cosmos enthusiast, custom alien drawing, fiction reader

Cute Alien Character Rock Graphic Hat

by com1227mia

$12 $19

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Project Hail Mary Rocky Alien Hat
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Description: Ryland Grace locks eyes with Rocky while the alien taps out a tune across a split sci-fi frame. Retro poster energy for readers and film fans who already know the friendship at the center of the story. A clean yellow-and-black look that stands out on dark apparel.

Tags: andy weir, book to film, eridian, first contact, hail mary

Project Hail Mary Rocky Alien Hat

by AethelVellu

$12 $19

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Amaze Project Hail Mary Rocky Eridian Alien Hat
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Description: Amaze, amaze, amaze! This retro distressed design features Rocky the Eridian alien, the perfect look for fans of Andy Weir's sci-fi masterpiece Project Hail Mary.

Tags: amaze amaze amaze, andy weir, astronomy, bookish, booklover

Amaze Project Hail Mary Rocky Eridian Alien Hat

by GemPrincess

$12 $19

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rocky and grace Hat
Main Tag:  

Description: rocky and grace

Tags: amaze amaze amaze, astrophage, astrophage science, eridian bestie, grace fist bump

rocky and grace Hat

by whatyouareisbeautiful

$12 $19

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Project Hail Mary Rocky Alien Hat
Main Tag:  

Description: Ryland Grace locks eyes with Rocky while the alien taps out a tune across a split sci-fi frame. Retro poster energy for readers and film fans who already know the friendship at the center of the story. A clean yellow-and-black look that stands out on dark apparel.

Tags: amaze, andy weir, book to film, eridian, first contact

Project Hail Mary Rocky Alien Hat

by TBorph

$12 $19

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Project Hail Mary Rocky Alien Hat
Main Tag:  

Description: Ryland Grace locks eyes with Rocky while the alien taps out a tune across a split sci-fi frame. Retro poster energy for readers and film fans who already know the friendship at the center of the story. A clean yellow-and-black look that stands out on dark apparel.

Tags: andy weir, book to film, eridian, first contact, hail mary mission

Project Hail Mary Rocky Alien Hat

by TByssal

$12 $19

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Christmas Rocky Project Hail Mary Amaze Amaze Amaze Ugly Sweater Hat
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Description: Christmas Rocky Project Hail Mary Amaze Amaze Amaze Ugly Sweater

Tags: amaze amaze amaze, book lover, christmas, christmas 2026, eridian
Warning Label - This Machine is Fueled Hat
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Description: Space fuel

Tags: alien, eridian, first contact, fuel, grace

Warning Label - This Machine is Fueled Hat

by AnAzArt

$12 $19

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Erid Retro Space Colony Planet Illustration Hat
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Description: A retro sci-fi illustration of Erid featuring an orange alien landscape, planetary rover, geodesic habitat dome, distant moons, and vintage space-exploration styling.

Tags: 40 eridani, alien planet, eridian, geodesic dome, hail mary

Erid Retro Space Colony Planet Illustration Hat

by Touriya Fulla

$12 $19

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Project Hail Mary | Ryland Grace & Rocky Eridian Hat
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Description: Project Hail Mary | Ryland Grace & Rocky Eridian

Tags: amaze amaze, andy weir, astrophage, blip a, eridian

Project Hail Mary | Ryland Grace & Rocky Eridian Hat

by whatyouareisbeautiful

$12 $19

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Vintage Project Hail Mary Rocky Doodle Hat
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Description: Vintage Project Hail Mary Rocky Doodle

Tags: andy weir, book lover, eridian, fist my bump, jazz hands

Vintage Project Hail Mary Rocky Doodle Hat

by dandyliondreamer

$12 $19

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Grace And Rocky Save Stars Project Hail Mary Hat
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Description: Grace And Rocky Save Stars Project Hail Mary

Tags: andy weir, astronomy, book lover, eridian, grace and rocky

Grace And Rocky Save Stars Project Hail Mary Hat

by charlesfart

$12 $19

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Got Astrophage? Hat
Main Tag:  

Description: Space fuel

Tags: alien, eridian, first contact, fuel, grace

Got Astrophage? Hat

by AnAzArt

$12 $19

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amaze amaze amaze rocky Hat
Main Tag:  

Description: amaze amaze amaze rocky

Tags: alien, amaze, andy weir, astrophage, grace rocky

amaze amaze amaze rocky Hat

by whatyouareisbeautiful

$12 $19

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project hail mary Hat
Main Tag:  

Description: project hail mary

Tags: andy, andy weir, astrophage, grace rocky, project hail mary book

project hail mary Hat

by whatyouareisbeautiful

$12 $19

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