▍Calculate and Draw Moon Phase
height:1.5;">Buttoncontrol (btnClose) PictureBoxcontrol (PicMoon) Labelcontrol (lblAge) About the CodeConvert date to Julian date:private int JulianDate(int d, int m, int y) { int mm, yy; int k1, k2, k3; int j; yy = y - (int)((12 - m) / 10); mm = m + 9; if (mm >= 12) {...