#include #include using namespace std; class Planet{ public: /*variable G is a constant that all planets have. variable E takes a unit of Earth mas- ess and multiplies it by the mass of Earth If you know planetary physics well pls help me*/ unsigned long long int E=5.97*1E17; double G=6.67*1E-18; Planet(string n,string t,float m, int rad){ namer=n; type=t; mass=m*E; radius=rad; } //The problem is here vv void gravity(){ grabity=(G*(mass)); grabity=grabity/(radius*radius); grabity*=100000000; grabity=grabity/9.81036; grabity*=100; } //assignes the planet to its host //star void parentstar(string ps,int r) { if (r==0) { if (ps=="red dwarf"){ temp = 400; } if (ps=="yellow dwarf"){ temp = 550; }else if(ps=="blue giant"){ temp=2000; } } if (r==1) { if (ps=="red dwarf"){ temp = 5; } if (ps=="yellow dwarf"){ temp = 12; } else if (ps=="blue giant"){ temp=18; } } if (r==2) { if (ps=="red dwarf"){ temp = -230; } else if (ps=="yellow dwarf"){ temp = -160; }else if(ps=="blue giant"){ temp=-120; } } if (r>2){ temp = -247; } } /* verifies the planet such as its mass, type && temp */ void verify() { float u = mass/E; if ((u>9)&&(u<4134)) { type="gas giant"; } if ((u<=9)&&(u>0.001)) { type="rocky planet"; } if (u<0.001) { type="asteroid"; } if ((u>=4134)&&(u<23400)){ type="brown dwarf"; } if (u>=23400) { type="star"; } } void verify_again(){ if (namer=="mercury"||namer=="Mercury"){ type="rocky planet"; temp=430; radius=2440; mass=0.055; grabity=37.8; } if (namer=="venus"||namer=="Venus"){ type="rocky planet"; temp=465; radius=6052; mass=0.815; grabity=90.7; } if (namer=="earth"||namer=="Earth"){ type="rocky planet"; temp=15; radius=6372; mass=1; grabity=100; } if (namer=="mars"||namer=="Mars"){ type="rocky planet"; temp=-50; radius=3390; mass=0.1; grabity=37.7; } if (namer=="Jupiter"||namer=="jupiter"){ type="gas giant"; temp=-100; radius=69911; mass=312; grabity=236.4; } if (namer=="Saturn"||namer=="saturn"){ type="gas giant"; temp=-160; radius=58232; mass=95; grabity=106.4; } if (namer=="Uranus"||namer=="uranus"){ type="ice giant"; temp=-250; radius=25362; mass=14.5; grabity=88.9; } if (namer=="Neptune"||namer=="neptune"){ type="ice giant"; temp=-243; radius=24622; mass=17; grabity=112.5; } if (namer=="Proxima centauri b"||namer=="proxima centauri b"){ type="rocky planet"; temp=-20; radius=6900; mass=1.6; grabity=130; } } string getName() { return namer; } int getMass() { return mass; } string getType() { return type; } int getTemp(){ return temp; } float getGravity(){ int answer = grabity; return answer; } int getDiameter(){ return radius*2; } private: string namer; string type; double grabity, mass; int temp, radius; }; //Ignore the class below. It doesnt matter. class Star { public: Star(string ty,string ns,float y){ type1=ty; name1=ns; mass1=y; } void verify_star() { if (mass1>0.075&&mass1<0.6) { if (type1=="red dwarf") { } else{ type1="red dwarf"; } } if ((mass1>=0.6)&&mass1<2) { type1="yellow dwarf"; } if ((mass1>=2)&&(mass1<50)){ type1="blue giant"; } } string getstartype(){ return type1; } float getmassofstar(){ return mass1; } string getnameofstar(){ return name1; } private: string type1, name1; float mass1; }; int main(){ string pn; int diameter; float massofplanet1; Star sol("yellow dwarf","sun",1); sol.verify_star(); //this represents 1 solar mass //1 solar mass = 330000e /*1.Enter the name of the planet 3.Enter the diameter (in km) 4.Enter the mass of planet */ cin>>pn; cin>>diameter; cin>>massofplanet1; Planet earth(pn,"",massofplanet1,diameter/2); earth.parentstar(sol.getstartype(), 1); earth.verify(); earth.gravity(); earth.verify_again(); cout<<"Planet "<

Part of a galctic empire game