Use the Generated Sky settings in the Camera Specification to Control the moon, and stars. The sun can be adjusted with the Adjust Sunlight dialog and you can click in a camera view to move the sun and the moon in the sky of the camera view.
Rendering: Cameras & Lighting
13 - Camera Views
14 - Overview Cameras
18 - Navigating in 3D
16 - Cross Section/Elevation Views
6150 - Rendering Techniques
2426 - Physically Based Rendering Technique
6155 - Clay Rendering & Real-Time Ray Tracing
19 - Virtual Walkthroughs
21 - Saving and Restoring Camera Views
2430 - Light Sets
70 - Rope Lighting
1554 - Applying Backdrops
192 - Creating Procedural (3D) Grass
265 - Using a Sky Model for a Backdrop in Camera Views
5478 - Creating Updatable Cross Sections and Modifying Layer Display
191 - Controlling the Display of Below Grade Lines
260 - Imply Distance in Elevations Using Depth Cue
5479 - Using CAD Detail From View for Details
266 - Adding Focal Blur to Renderings
5484 - Creating 3D Presentation Views
403 - 360 Panorama Renderings
1944 - Creating Kitchen Island Elevations
5320 - Sun Angle and Plan View Shadows
10205 - 3D Rendering: Tips and Tricks
10153 - Quick Tip – Chevron & Herringbone Materials with Normal Maps
83 - Advanced Materials
84 - Substance Player
1541 - Applying Materials to Cabinets
10208 - 3D Walkthroughs: How to Make Great Virtual Tours
10238 - 360 Renderings
904 - Controlling What Displays in 3D
