🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.7

Radius: 8.4

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.54 AU - 0.68 AU

Year: 323 Days

Day: 13.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,133,324 km

• M1: 104,419 km (0.111 R)
• M2: 504,294 km (0.119 R)
• M3: 1,080,994 km (0.097 R)
• M4: 1,350,719 km (0.118 R)
• M5: 1,644,679 km (0.038 R)
• M6: 1,942,080 km (0.112 R)
• M7: 2,446,972 km (0.082 R)
• M8: 2,806,606 km (0.069 R)
• M9: 3,894,182 km (0.116 R)
• M10: 4,413,885 km (0.12 R)
• M11: 4,948,997 km (0.111 R)
• M12: 5,302,945 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.9

Radius: 12.8

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.05 AU - 1.05 AU

Year: 730 Days

Day: 8 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,133,324 km

• M1: 159,172 km (0.093 R)
• M2: 696,378 km (0.096 R)
• M3: 1,396,047 km (0.085 R)
• M4: 2,141,344 km (0.026 R)
• M5: 2,623,348 km (0.115 R)
• M6: 3,217,401 km (0.1 R)
• M7: 3,691,477 km (0.079 R)
• M8: 4,116,634 km (0.051 R)
• M9: 4,625,865 km (0.083 R)
• M10: 5,213,935 km (0.112 R)
• M11: 5,751,739 km (0.099 R)
• M12: 6,916,358 km (0.066 R)
• M13: 7,400,457 km (0.113 R)
• M14: 8,056,145 km (0.115 R)
• M15: 8,514,662 km (0.077 R)
• M16: 8,936,678 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.2

Radius: 11.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.2 AU - 1.31 AU

Year: 948 Days

Day: 8.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 77,133,324 km

• M1: 148,700 km (0.048 R)
• M2: 698,323 km (0.098 R)
• M3: 1,373,757 km (0.099 R)
• M4: 2,147,328 km (0.084 R)
• M5: 2,846,847 km (0.071 R)
• M6: 3,218,299 km (0.082 R)
• M7: 3,866,357 km (0.075 R)
• M8: 5,764,455 km (0.075 R)
• M9: 6,637,059 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.4

Radius: 14.7

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.3 AU - 1.51 AU

Year: 1124 Days

Day: 10.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,133,324 km

• M1: 182,809 km (0.033 R)
• M2: 717,621 km (0.079 R)
• M3: 1,709,006 km (0.109 R)
• M4: 2,174,405 km (0.074 R)
• M5: 2,678,400 km (0.094 R)
• M6: 3,943,400 km (0.104 R)
• M7: 6,734,747 km (0.117 R)
• M8: 7,455,210 km (0.082 R)
• M9: 8,098,780 km (0.103 R)
• M10: 8,698,667 km (0.072 R)
• M11: 9,497,520 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.8

Radius: 3

Gravity: 105.42 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.27 AU - 10.09 AU

Year: 17345 Days

Day: 15.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,133,324 km

• M1: 37,399 km (0.058 R)
• M2: 479,461 km (0.119 R)
• M3: 1,037,910 km (0.073 R)
• M4: 1,472,043 km (0.102 R)
• M5: 2,203,277 km (0.115 R)
• M6: 2,708,320 km (0.107 R)
• M7: 2,884,097 km (0.116 R)
• M8: 3,040,876 km (0.06 R)
• M9: 3,694,619 km (0.111 R)
• M10: 4,436,923 km (0.05 R)
• M11: 7,395,670 km (0.104 R)
• M12: 7,639,814 km (0.086 R)
• M13: 13,288,480 km (0.099 R)
• M14: 14,165,123 km (0.115 R)
• M15: 17,194,630 km (0.08 R)
• M16: 23,017,876 km (0.11 R)
• M17: 27,398,252 km (0.03 R)
• M18: 27,514,340 km (0.098 R)
• M19: 33,880,627 km (0.11 R)
• M20: 37,760,747 km (0.062 R)
• M21: 38,048,722 km (0.096 R)
• M22: 38,629,013 km (0.072 R)
• M23: 41,466,286 km (0.119 R)
• M24: 43,485,558 km (0.049 R)
• M25: 44,760,281 km (0.115 R)
• M26: 45,406,843 km (0.095 R)
• M27: 45,895,879 km (0.11 R)
• M28: 50,630,352 km (0.094 R)
• M29: 50,805,232 km (0.116 R)
• M30: 52,397,253 km (0.045 R)
• M31: 53,295,737 km (0.112 R)
• M32: 55,123,674 km (0.107 R)
• M33: 56,804,256 km (0.115 R)
• M34: 67,186,648 km (0.06 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 10,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit