Black Hole-Blender Practise

I created the Black Hole by following a tutorial by AlaskanFX: https://www.youtube.com/watch?v=XWv1Ajc3tfU.
I created the Nebula in the Background following a tutorial by Joepavitt3d: https://www.youtube.com/watch?v=db-qfZBhBe4.
I created the Vignette effect by following a tutorial by Ryan King Art: https://www.youtube.com/watch?v=0RyaSB9qyL8.

AlaskanFX's Channel Link: https://www.youtube.com/@AlaskanFX
Joepavitt3d's Channel Link: https://www.youtube.com/@joepavitt3d.
Ryan King Art's Channel Link: https://www.youtube.com/@RyanKingArt.