The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Achievement icons (55 members)
- Aero Customization images (37 members)
- Artifact (1 member)
- Artworks (15 members)
- Astroneer (28 members)
- Astroneer Wiki (24 members)
- Astroneer Wiki images (11 members)
- Atmospheric resources (6 members)
- Augment images (9 members)
- Awakening (1 member)
- Backpack (1 member)
- Biome images (67 members)
- Camera Filter images (3 members)
- Candidates for deletion (2 members)
- Candidates for speedy deletion (0 members)
- Chambers (1 member)
- Citation needed (1 member)
- Cleanup (4 members)
- Community (5 members)
- Compass icons (14 members)
- Composite resources (12 members)
- Construction (2 members)
- Control icons (4 members)
- Controls (0 members)
- Copyright templates (10 members)
- Core/Engine (1 member)
- Curious (1 member)
- Curius gadget (1 member)
- Curius item (1 member)
- Customization images (109 members)
- Deployables (0 members)
- Disambiguations (2 members)
- Discoveries (8 members)
- Documentation templates (75 members)
- EVA (1 member)
- Environment (7 members)
- Environment images (1 member)
- Equipment (9 members)
- Extra Large (30 members)
- Extra Large Platforms (5 members)
- Fauna (11 members)
- Fauna icons (7 members)
- Fauna images (14 members)
- Flora Images (0 members)
- Flora images (23 members)
- Formatting templates (29 members)
- Gateway (1 member)
- Gateway Network (6 members)
- Gateway Network images (8 members)
- Gateway icons (9 members)