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r/IsaacArthur

26,947 subscribers

Notice: This subreddit is not actively monitored, so the posts here are only a small subset of what exists on reddit.

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Sci-Fi / Speculation Transhuman/Posthuman Hard Science Art & Memes Uploaded Mind/AI META moderator The Man Himself FTL Optimist Administration First Rule Of Warfare Megastructure Janitor Habitat Inhabitant Paperclip Enthusiast Quantum Cheeseburger Planet Loyalist Traveler Has a drink and a snack!
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to r/IsaacArthur by IsaacArthur
1 day ago
Preview thumbnail for The Stanford Torus Space Habitat image
The Stanford Torus Space Habitat
to r/IsaacArthur by NegativeAd2638
1 hour ago
Would Trash Be The Best Matter for Black Hole Energy
Sci-Fi / Speculation
to r/IsaacArthur by sg_plumber
1 day ago
Preview thumbnail for Ray Kurzweil believes humanity will achieve longevity escape velocity around 2029 image
Ray Kurzweil believes humanity will achieve longevity escape velocity around 2029
to r/IsaacArthur by SunderedValley
1 day ago
Preview thumbnail for Breakthrough Material Perfectly Absorbs All Electromagnetic Waves image
Breakthrough Material Perfectly Absorbs All Electromagnetic Waves
to r/IsaacArthur by OneKelvin
1 day ago
Roast my understanding of Relativity and Time Dilation.
to r/IsaacArthur by MiamisLastCapitalist
1 day ago
Preview thumbnail for Slower Than Light Interstellar Travel by Spacedock image
Slower Than Light Interstellar Travel by Spacedock
to r/IsaacArthur by SimonDLaird
5 days ago
Atmosphere for O'Neill Cylinder
to r/IsaacArthur by JustAvi2000
5 days ago
Interesting take on "terraform vs. build orbital habs" argument
to r/IsaacArthur by donkeyraft
5 days ago
What can you actually do with energy hyperabundance
to r/IsaacArthur by SunderedValley
1 week ago
Alternative terminology for talking about post scarcity
to r/IsaacArthur by AethericEye
1 week ago
BSG-style dogfights really really don't make sense in a realistic setting.
Hard Science
to r/IsaacArthur by IsaacArthur
2 weeks ago
Preview thumbnail for Aliens Have Contacted Us... Now What? image
Aliens Have Contacted Us... Now What?
to r/IsaacArthur by Rashkavar
2 weeks ago
Space farms and artificial light sources
to r/IsaacArthur by LonelyWizardDead
2 weeks ago
Manufacturing in space
to r/IsaacArthur by SunderedValley
3 weeks ago
What's new in the world of direct energy conversion?
to r/IsaacArthur by FireTheLaserBeam
3 weeks ago
No FTL radio and consequences/repurcussions/logical implications because of this idea
to r/IsaacArthur by GasProfessional1841
3 weeks ago
Preview thumbnail for Possible Types of Fungal Government(?) image
Possible Types of Fungal Government(?)
Sci-Fi / Speculation
to r/IsaacArthur by MiamisLastCapitalist
3 weeks ago
Preview thumbnail for Kinetic Weapons VS Energy Weapons - Which is Better? By Spacedock image
Kinetic Weapons VS Energy Weapons - Which is Better? By Spacedock
to r/IsaacArthur by LeoDave86
3 weeks ago
Colonies and cargo shipments question.
Hard Science
to r/IsaacArthur by SunderedValley
3 weeks ago
Preview thumbnail for Farming in the Dark: How Electro-Agriculture Outpaces Photosynthesis image
Farming in the Dark: How Electro-Agriculture Outpaces Photosynthesis
to r/IsaacArthur by MiamisLastCapitalist
3 weeks ago
Megathread of good space/futurism channels
to r/IsaacArthur by IsaacArthur
3 weeks ago
Preview thumbnail for Early Terraforming: The First Steps in Planetary Transformation image
Early Terraforming: The First Steps in Planetary Transformation
to r/IsaacArthur by IsaacArthur
4 weeks ago
Preview thumbnail for Ghost Armadas & Primordial Galactic Wars image
Ghost Armadas & Primordial Galactic Wars
to r/IsaacArthur by Cooked-_-Ewok
4 weeks ago
Railguns, Helical Railguns, coilguns and their variations. Which would be used?
to r/IsaacArthur by Diligent-Good7561
1 month ago
What would a luxury item be in space?
Hard Science