The Shuttle is also finished. Next we have to represent the Play and Pause buttons. Select for this operation the Rounded Rectangle Tool (U) with 30 px radius and represent the figure from below. Press on the Shift button and make a circle on the central part with the Ellipse Tool (U).
Blending Options>Gradient Overlay:
Blending Options>Stroke:
Select one of the buttons we already have and make a copy of it the same way it is demonstrated below. Insert two small stripes. It will compose the Pause button.
Represent one more button with the Rounded Rectangle Tool (U) on the left side of the previous made one.