Create Mental Sphere

Select background layer (Mountain). Make round selection with Elliptical Marquee Tool on it.

Press Ctrl+J to duplicate selected area to new layer. Select content layer by pressing Ctrl and clicking on thumbnail layer on layers. Load sphere selection by going to Select > Load Selection. Then apply Filter > Distort > Spherize:

With selection still active, create new layer above all layers and fill it with black color.

Apply Filter > Render > Clouds to this layer.

Apply Filter > Distort > Spherize.

Change layer mode to Screen and lower opacity to 57%.

With selection still active, create new layer above all layers and fill it with black color.

Deselect area with Ctrl+D an update layer opacity to 0%. After that go to Layer > Layer Style > Inner Glow and apply style with following settings:

Final Image