it keeps crashing I dont know what to do
Hello there , Please make sure that you really have enough Ram at your disposal. 8GB should be enough.
Furthermore , during the loading screen you should not touch anything or attempt to load it into the background minimalized since Unity 3D really dislikes this >_<
Just let the loading screen do its thing for and if the game did rellay not load after 5 minutes you can have a look into the log file.
The log file is located under
C:\Users\[YOUR USRNAME]\AppData\LocalLow\Kernis not existing company\Milky Ways -> outputlog
In this output log you can see why it crashed.