# Why can't I modify the sky\_sphere via blueprints?

**URL:** <https://forums.unrealengine.com/t/why-cant-i-modify-the-sky-sphere-via-blueprints/304532>\
**Category:** Rendering\
**Tags:** skysphere, unreal-engine, Blueprint, question\
**Created:** [January 21, 2015, 12:15am UTC](https://forums.unrealengine.com/t/why-cant-i-modify-the-sky-sphere-via-blueprints/304532 "2015-01-21T00:15:36Z")\
**Posts on this page:** 1\
**Showing post:** 12

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**Author:** ![mirsabayu](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@mirsabayu](https://forums.unrealengine.com/u/mirsabayu)\
**Post date:** [January 23, 2015, 6:31am UTC](https://forums.unrealengine.com/t/why-cant-i-modify-the-sky-sphere-via-blueprints/304532/12 "2015-01-23T06:31:03Z")

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are you know about UpdateSunDirection function in the BP\_SkySphere?? maybe you can learn from that function to change sky material in BP\_SkySphere. basically that was a function to change the sky material based on the position of the sun.  
here’s wiki on that::

> **[A new, community-hosted Unreal Engine Wiki](https://forums.unrealengine.com/t/a-new-community-hosted-unreal-engine-wiki/141494)**
>
> After over a year in maintenance mode, the official Unreal Engine Wiki is now permanently offline. These resources now live on a new community-run Unreal Engine Community Wiki — ue4community.wiki! You will be able to find content from the official...

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