This snippet can be divided into two halves: the moon and the landscape (or a focus and the surroundings).
For the focus:
Environmental focus: Choose a focal point in the environment.
Simile or metaphor: How might your narrator see or feel about this focus? Use a simile or metaphor that expresses their point of view.
Judgment: Have the narrator judge the focus for us. Is it good? Bad? Tell us.
Relationship: What is/was the narrator's relationship with the focus?
For the surroundings:
Transition: Shift focus to the changing environment.
Detail 1 and 2: Develop two evocative details in the surroundings.