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@@ -100,7 +100,6 @@ If you appreciate the content 📖, support projects visibility, give 👍| ⭐|
 
 - [Animated Chat](https://codelabs.developers.google.com/codelabs/flutter/#0) - Building beautiful UIs by Google Code Labs
 - [Firebase Chat](https://codelabs.developers.google.com/codelabs/flutter-firebase/#0) - Firebase integration by Google Code Labs
-- [Planets-Flutter: from design to app](http://sergiandreplace.com/2017/09/planets-flutter-from-design-to-app) - Detailed planets design tutorial
 - [Flutter and Dart development](https://suragch.medium.com/flutter-and-dart-development-articles-981be9ef7b23) - Articles and tutorials by [Suragch](https://twitter.com/Suragch1)
 
 ### Beginner