Added star and planet generation.
Adjusted colour spectrum of planet to hopefully remove more extreme colours.
Adjusted solar system scale. Adjusted planet placement to match new scale.
Removed uranus texture. Texture selection accounts for num of textures.
Typo fix.
Trader interaction range now matches max planet size.
Increased far clipping plane slightly.
Increased trader mass and max velocity. Adjusted trader placement to match new solar system scale.