The star’s edge is too jagged. You’ll change the settings for a subtler effect.
3. Expand Wiggle Paths 1. Then change the Size to 2.0 and the Detail to 3.0.
4. Change Wiggles/Second to 5.0.
5. Click the Motion Blur switch ( ) for the layer, and then click the Enable Motion Blur
button at the top of the Timeline panel. Then hide the layer properties.6. Press the spacebar to preview the star’s effect. Press the spacebar again to stop playback.The star shouldn’t be visible during the daytime, so you’ll animate its Opacity value.
7. Press the Home key or move the current-time indicator to the beginning of the time ruler.
8. Select the Star 1 layer, and press T to reveal its Opacity property.
9. Click the stopwatch ( ) to create an initial keyframe at 100% opacity.
10. Go to 2:15, and change the Opacity value to 0%.11. With the Star 1 layer selected, press T to hide the Opacity property.Duplicating a shape
The sky should have more than one star, and they should all shimmer. You’ll duplicate the star
you created multiple times so that each of the new layers has the same properties as the original.
Then you’ll adjust each star’s position and rotation separately.