Unreal Sensei goes over how to create a planet along with how to smoothly transition between surface to space.
Topics
Rewinding a networked game
Implementing Instant Replays (Killcam)
Industrial-grade shader techniques to build efficient and stylized grass
The Unreal Engine Game Framework: From init main() to BeginPlay
Unreal Materials Technical Overview
Unreal Engine Network Compendium
FlowGraph
How to make tools in Unreal Engine