Stars
 
1. Create a new Document 1500 x 900
 
Zoom out so you can see your image
 
2. Shapes Rectangel: Make a Rectangel around your Image
 
3. Createa  new lLayer
 
4. Flood Fill Tool: Fill with black colour
 
5. In the bottom of layer panel: pres on  the hourglass ... look red arrows on the screen image here under:
 
in what appears: press:  Add noise:
 
 
Settings like here under:
 
Close in the cross (do not Merge the layer)
 
 
6. Layer panel: drag the layer down under the layer with the rectangel ... drop it to the right of the small image on the layer
 

Now it should look like this: If the layers are closed, then open on the small gray triangle

 
 
7. Layer panel; on Noise layer: right-click ... Duplicate
 
8. Pres on the layer under the Rectangel
 
9. Layer panel in the bottom : pres on Adjustment .. in what appears: press level
 
 

10. And now you have to zoom in to 100% ... You do this with  the mouse scroll, or in View above

 Set settings as here: and close down in the cross

 
11. Pres on the Rectangel right-click ... Rasterize
 
Now you can save.
When you use your stars on a image so set the layer Screen.
 
You can also select ... Tonal Range ... Select Hightlight
and then copy / Paste to your image.
Then you get the stars with no background.
 

 

Rehders-Design