My life has completely changed need some adivce im lost and confused?

kso i am lost confused right now so much has happened in my life i do not know which way to go i just need some advice so here is my story 2 years ago i lost my dad in a car crash he died on impacted me and him were so close it was not even funny he was like my best friend right after that we moved from Stratford, Ontario to Twin falls Idaho in the USA it was so hard i have grown up with three brothers i have recently just lost my oldest brother at the age of 17 to a house fire he never recovered in hospital that happened 2 weeks ago we have been living with my soon to be step dad and 2 step sisters and step brother they are really nice but i feel like my whole world that i knew is leaving and i cant see the light at the end of the road i have also just found out that my moms work is moving agin :( and its so far away once i have finally got some what of a life agin it gets torn away from me and i do not know what to do i have never been to where im going to i just lost my brother and we are leaving agin from twin falls Idaho to Coffs Harbor Australia im so not looking forward to the bigest move of my life but im leaving everything behind my friends my family everything i have no clue what my life will be like my 2 other brothers Dylan age 16 and my younger brother max age 13 and i am 15 my step brother alex is my age and his 2 sisters Julia age 14 and Katie age 13 we are really good with each other and we went through that fire together and it brought us so much closer together i think but i am so lost in my mind im hearing so many different voices in my head all telling me diffrent thing after losing my dad then brother life is just getting hard and confusing but i cant seem to get any awnsers solved i need some advice that would be great (if u would like more info just ask)