fix moon starting positions in solar_system test config

tests/configs/solar_system.toml

@@ -84,7 +84,7 @@ semi_major_axis = 4.495e12
  name = "Moon"
  mass = 7.342e22
  radius = 1.737e6
- position = { x = 1.500e11, y = 0.0, z = 0.0 }
+ position = { x = 1.49984e11, y = 0.0, z = 0.0 }
  parent_index = 2
  color = { r = 0.7, g = 0.7, b = 0.7 }
  eccentricity = 0.0
@@ -94,7 +94,7 @@ semi_major_axis = 4.495e12
  name = "Io"
  mass = 8.93e22
  radius = 1.822e6
- position = { x = 8.207e11, y = 0.0, z = 0.0 }
+ position = { x = 7.789e11, y = 0.0, z = 0.0 }
  parent_index = 4
  color = { r = 0.9, g = 0.9, b = 0.3 }
  eccentricity = 0.0
@@ -104,7 +104,7 @@ semi_major_axis = 4.495e12
  name = "Europa"
  mass = 4.80e22
  radius = 1.561e6
- position = { x = 8.456e11, y = 0.0, z = 0.0 }
+ position = { x = 7.792e11, y = 0.0, z = 0.0 }
  parent_index = 4
  color = { r = 0.8, g = 0.8, b = 0.7 }
  eccentricity = 0.0
@@ -114,7 +114,7 @@ semi_major_axis = 4.495e12
  name = "Ganymede"
  mass = 1.48e23
  radius = 2.634e6
- position = { x = 8.853e11, y = 0.0, z = 0.0 }
+ position = { x = 7.796e11, y = 0.0, z = 0.0 }
  parent_index = 4
  color = { r = 0.6, g = 0.6, b = 0.5 }
  eccentricity = 0.0
@@ -124,7 +124,7 @@ semi_major_axis = 4.495e12
  name = "Callisto"
  mass = 1.08e23
  radius = 2.410e6
- position = { x = 9.670e11, y = 0.0, z = 0.0 }
+ position = { x = 7.804e11, y = 0.0, z = 0.0 }
  parent_index = 4
  color = { r = 0.5, g = 0.5, b = 0.4 }
  eccentricity = 0.0
@@ -134,7 +134,7 @@ semi_major_axis = 4.495e12
  name = "Titan"
  mass = 1.345e23
  radius = 2.575e6
- position = { x = 1.556e12, y = 0.0, z = 0.0 }
+ position = { x = 1.435e12, y = 0.0, z = 0.0 }
  parent_index = 5
  color = { r = 0.9, g = 0.6, b = 0.3 }
  eccentricity = 0.0