Fresh Start?

i don't really know what i am doing, i have a decent idea of how an operating system works, what a boot loader is, how memory works etc but i don't really know how to even begin to approach this humongous task. so like a good student of computer science i looked everywhere and found somethings that i might need in this crazy journey

*so here are some decent looking resources i could find

and probably the most relevant of them here Philipp Oppermann's blog