---
title: "Corona Sky"
canonical: "https://documentation.chaos.com/space/CRC4D/125113905/Corona%20Sky"
format: markdown
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This article explains the settings and values for the Corona Sky object in Cinema 4D.


## **Overview**

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### **Tutorial: Sun and Sky with Chaos Corona for Cinema 4D**

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## **Object Properties**

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## **Sky type – Simple color**

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## **Sky type – Physical sky**

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#### **Physical Sky – Sky model**



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#### Physical Sky* – *Fake horizon blur



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### **Sky model – PRG Clear Sky**

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#### **PRG Clear Sky***** - *****Turbidity**



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#### **PRG Clear Sky - Altitude [m]**



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#### **PRG Clear Sky - Scale**




### **Sky model – Rawa-fake**

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#### **Rawa-fake***** - *****Zenith color**



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#### **Rawa-fake***** - *****Sundisk glow**




### **Sky model – Hosek & Wilkie**

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## **Sky type – Shader / HDRI**

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## **Clouds**

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### **Tutorial: Procedural Clouds with Chaos Corona for Cinema 4D **

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#### **Clouds***** -***** Amount**



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#### **Clouds***** -***** Cirrus amount**


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#### **Clouds – Density scale**



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#### **Clouds – Seed**


## **Clouds Position**

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## **Contrails**

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#### **Clouds Contrails***** -***** Plane count**



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#### **Clouds Contrails***** -***** Time**



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#### **Clouds Contrails - Strength**



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#### **Clouds Contrails - Distortion**


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#### **Sun Direct input - Color**



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#### **Sun Positioning - Various**



## **Stars**

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## **Stars Examples**

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### **Size Mult.**



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### **Size Diff.**



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### **Intensity Mult.**



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### **Milky Way Mult.**