2D Vector Graphics Spaceship Adventure Game

Hello! I created a retro vector graphics game Super Spacewar on Scratch (mit.edu). Now I want to make a mobile device adventure game version where you can explore the solar system, gather resources, fight pirates, customize your ship, etc. I haven’t used the Unity platform before and I’m seeking advice on what tutorials to watch and what general approach to take in order to render something like this.

You should be asking the question “Can I?”

That’s how this guy did it:

Imphenzia: How Did I Learn To Make Games:

It looks like he just put a lot of work into the 2D platformer template, but I still have the same questions about which choices to make before writing any code.