Retro wireframe wormhole illustration with black sphere

Minimal geometric sci‑fi illustration showing two symmetrical white wireframe funnel grids (top and bottom) connected through a central black disc. Thin red...

• wormhole illustration
• retro sci‑fi poster
• wireframe grid
• geometric art
• screen print texture
• halftone grain
• limited palette
• black sphere
• red field lines
• symmetry
• optical depth
• vector line art
• white wireframe funnels (top and bottom)
• central black circle / disc
• red converging lines (field lines)
• blue textured background (grain/halftone)
• grid lines