This is great for beginners.did you get a new camera for Christmas? Use this easy-to-understand photography cheat sheet to help you next time you get confused about aperture, shutter speed, ISO, and depth of field.
This charts show the effect of aperture on the size of the starbursts. As you can see, the smaller the aperture, the more emphasized the starburst. The same concepts apply during the daytime as they do during the night time.
Starburst effects can add an interesting element to a photograph. In a dark scene, it can add a dreamy, peaceful twinkle to the lights. In a daytime scene, a starburst sun can add drama and interest (Diy Photo Lighting)