🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.2

Radius: 12.4

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.74 AU - 2.06 AU

Year: 1841 Days

Day: 12.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,860,712 km

• M1: 156,031 km (0.091 R)
• M2: 738,714 km (0.095 R)
• M3: 1,167,163 km (0.091 R)
• M4: 1,645,128 km (0.097 R)
• M5: 2,144,635 km (0.107 R)
• M6: 2,758,884 km (0.079 R)
• M7: 3,421,453 km (0.063 R)
• M8: 8,349,506 km (0.097 R)
• M9: 8,785,584 km (0.03 R)
• M10: 9,335,805 km (0.071 R)
• M11: 10,721,231 km (0.118 R)
• M12: 11,312,292 km (0.066 R)
• M13: 12,721,803 km (0.118 R)
• M14: 13,469,044 km (0.073 R)
• M15: 14,333,271 km (0.053 R)
• M16: 14,779,222 km (0.047 R)
• M17: 15,605,003 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.8

Radius: 9.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.84 AU - 2.8 AU

Year: 2484 Days

Day: 6.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,860,712 km

• M1: 114,442 km (0.08 R)
• M2: 682,316 km (0.071 R)
• M3: 981,960 km (0.056 R)
• M4: 1,401,732 km (0.088 R)
• M5: 1,977,534 km (0.105 R)
• M6: 2,503,969 km (0.075 R)
• M7: 2,977,446 km (0.062 R)
• M8: 3,452,120 km (0.097 R)
• M9: 4,283,137 km (0.09 R)
• M10: 5,356,651 km (0.06 R)
• M11: 8,811,614 km (0.039 R)
• M12: 9,306,783 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.2

Radius: 10.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.38 AU - 4.84 AU

Year: 5857 Days

Day: 8.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 159.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,860,712 km

• M1: 134,788 km (0.05 R)
• M2: 479,162 km (0.067 R)
• M3: 1,283,251 km (0.109 R)
• M4: 1,912,310 km (0.076 R)
• M5: 2,336,270 km (0.081 R)
• M6: 2,686,628 km (0.036 R)
• M7: 3,848,405 km (0.086 R)
• M8: 4,926,108 km (0.059 R)
• M9: 5,317,905 km (0.116 R)
• M10: 5,758,920 km (0.088 R)
• M11: 7,164,392 km (0.113 R)
• M12: 7,982,542 km (0.108 R)
• M13: 8,786,332 km (0.082 R)
• M14: 9,207,899 km (0.062 R)
• M15: 11,935,517 km (0.048 R)
• M16: 14,201,176 km (0.099 R)
• M17: 16,107,053 km (0.088 R)
• M18: 16,507,676 km (0.112 R)
• M19: 17,329,268 km (0.047 R)
• M20: 19,053,682 km (0.101 R)
• M21: 20,154,872 km (0.113 R)
• M22: 22,271,383 km (0.083 R)
• M23: 24,607,503 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.5

Radius: 3.8

Gravity: 15.62 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.89 AU - 6.37 AU

Year: 9390 Days

Day: 15.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,860,712 km

• M1: 47,423 km (0.084 R)
• M2: 192,233 km (0.067 R)
• M3: 336,595 km (0.093 R)
• M4: 507,586 km (0.062 R)
• M5: 720,763 km (0.083 R)
• M6: 1,429,408 km (0.059 R)
• M7: 2,075,371 km (0.077 R)
• M8: 2,378,307 km (0.09 R)
• M9: 3,212,913 km (0.087 R)
• M10: 3,358,472 km (0.098 R)
• M11: 3,684,895 km (0.086 R)
• M12: 5,290,977 km (0.063 R)
• M13: 6,391,569 km (0.062 R)
• M14: 7,275,692 km (0.038 R)
• M15: 7,895,925 km (0.069 R)
• M16: 9,075,355 km (0.074 R)
• M17: 10,777,629 km (0.072 R)
• M18: 14,970,259 km (0.12 R)
• M19: 16,516,951 km (0.044 R)
• M20: 27,561,912 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.1

Radius: 3

Gravity: 96.68 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.2 AU - 8.2 AU

Year: 13580 Days

Day: 15.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 53,860,712 km

• M1: 37,250 km (0.079 R)
• M2: 161,566 km (0.088 R)
• M3: 338,989 km (0.079 R)
• M4: 546,331 km (0.107 R)
• M5: 678,426 km (0.115 R)
• M6: 1,092,214 km (0.099 R)
• M7: 1,194,689 km (0.095 R)
• M8: 1,303,596 km (0.071 R)
• M9: 1,704,069 km (0.077 R)
• M10: 1,969,606 km (0.053 R)
• M11: 2,407,927 km (0.12 R)
• M12: 3,260,037 km (0.116 R)
• M13: 4,263,689 km (0.113 R)
• M14: 6,311,235 km (0.085 R)
• M15: 7,250,859 km (0.098 R)
• M16: 7,707,282 km (0.058 R)
• M17: 8,377,930 km (0.084 R)
• M18: 10,738,434 km (0.099 R)
• M19: 12,322,825 km (0.114 R)
• M20: 13,170,597 km (0.116 R)
• M21: 14,549,440 km (0.09 R)
• M22: 20,308,210 km (0.12 R)
• M23: 31,524,909 km (0.102 R)
• M24: 31,764,265 km (0.118 R)
• M25: 32,004,968 km (0.116 R)
• M26: 32,611,887 km (0.116 R)
• M27: 33,103,017 km (0.076 R)
• M28: 38,151,945 km (0.107 R)
• M29: 43,099,296 km (0.069 R)
• M30: 44,137,356 km (0.081 R)
• M31: 44,889,085 km (0.067 R)
• M32: 45,192,170 km (0.071 R)
• M33: 48,616,316 km (0.075 R)
• M34: 48,775,937 km (0.102 R)
• M35: 50,391,444 km (0.095 R)
• M36: 51,047,431 km (0.099 R)
• M37: 51,377,594 km (0.093 R)
• M38: 55,277,460 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.7

Radius: 4.3

Gravity: 27.46 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.76 AU - 7.82 AU

Year: 13836 Days

Day: 24.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,860,712 km

• M1: 53,855 km (0.06 R)
• M2: 716,723 km (0.052 R)
• M3: 1,260,212 km (0.104 R)
• M4: 2,778,930 km (0.053 R)
• M5: 3,100,266 km (0.077 R)
• M6: 3,575,240 km (0.03 R)
• M7: 4,763,196 km (0.025 R)
• M8: 5,359,493 km (0.049 R)
• M9: 6,192,005 km (0.051 R)
• M10: 7,065,807 km (0.109 R)
• M11: 8,859,934 km (0.096 R)
• M12: 10,881,151 km (0.087 R)
• M13: 13,700,921 km (0.112 R)
• M14: 18,430,308 km (0.046 R)
• M15: 18,988,009 km (0.103 R)
• M16: 20,558,188 km (0.083 R)
• M17: 24,427,388 km (0.1 R)
• M18: 26,481,965 km (0.102 R)
• M19: 31,042,755 km (0.051 R)
• M20: 31,604,794 km (0.077 R)
• M21: 31,945,279 km (0.113 R)
• M22: 35,730,554 km (0.078 R)
• M23: 43,613,464 km (0.113 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 14,443 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit