really big newbie need some advice/help!

guys is there any tutorial on how to make a game like no man’s sky/dual universe/star citizen type. so if there’s any tutorial on how to make them directly or indirectly plz share with me. this might sound stupid but then again i am really new in this. so plz help me if can with any video/website/forum anything.

thanks in advance.

I’m new to this site and Unity as a whole, but have you looked at the tutorials on offer currently? You might find something similar. Failing that, I suggest using Google or your favourite search engine.