I have a friend whose favorite thing is the moon and always make sure to get a photo of the moon when the moon is out. His phone is full of so many different photos of the moon.
If you are a lover of the night sky, then I bet you also have a whole lot of photos of the night sky on your phone too. Without a location and a night sky, night sky photography is impossible.
You should become familiar with the night sky and other programs that highlight night sky photography. Timing and planning are crucial in astrophotography. To acquire a sense of the layout and imagine your compositions, scout your shooting area ahead of time.
Consider incorporating fascinating landscape aspects into your location. This will help add a story to your photography. Here are some night sky photography for you.