HDRI 8K Cosmic – 11 Seamless 32-Bit Space & Nebula Skyboxes

HDRI 8K Cosmic is a premium collection of ultra-high-resolution space and nebula panoramic environments, designed for realistic lighting, skyboxes, reflections, and cinematic rendering inside Unity.

This pack contains 11 unique equirectangular HDR environment maps, captured and processed in true 32-bit floating-point HDR, preserving full dynamic range for physically accurate lighting, smooth gradients, and deep color detail without banding.

All textures are delivered in 8K resolution (8192 × 4096) with perfect 2:1 panoramic projection and seamless pole handling, making them ideal for:

• Skyboxes
• Global Illumination
• Reflection Probes
• IBL Lighting
• Space & Sci-Fi environments
• Cinematic backgrounds
• Planetary scenes
• Volumetric fog & lighting

The pack is optimized for both real-time performance and high-end visual fidelity, suitable for games, cinematics, VR, and architectural visualization.

Features

• 11 unique space & nebula HDRI environments
• True 32-bit floating-point .HDR format
• Ultra-high resolution 8K (8192 × 4096)
• Seamless equirectangular 2:1 projection
• Clean poles, no visible seams
• Physically accurate lighting data
• Natural star distribution and nebula color balance
• Suitable for HDR skybox, IBL, and reflection probes
• Optimized for Unity URP, HDRP, and Built-in RP