🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.7

Radius: 12.8

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.62 AU - 0.98 AU

Year: 469 Days

Day: 7.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 63,691,560 km

• M1: 159,172 km (0.079 R)
• M2: 823,536 km (0.111 R)
• M3: 1,413,401 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.7

Radius: 8.4

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.51 AU - 1.57 AU

Year: 1254 Days

Day: 11 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,691,560 km

• M1: 104,419 km (0.039 R)
• M2: 378,183 km (0.054 R)
• M3: 814,710 km (0.07 R)
• M4: 1,238,072 km (0.026 R)
• M5: 1,567,187 km (0.076 R)
• M6: 1,935,048 km (0.1 R)
• M7: 2,261,621 km (0.111 R)
• M8: 2,660,897 km (0.113 R)
• M9: 3,093,235 km (0.113 R)
• M10: 3,469,324 km (0.036 R)
• M11: 3,782,732 km (0.06 R)
• M12: 4,381,123 km (0.111 R)
• M13: 4,874,796 km (0.093 R)
• M14: 6,648,129 km (0.084 R)
• M15: 7,015,841 km (0.104 R)
• M16: 7,892,933 km (0.084 R)
• M17: 8,253,165 km (0.065 R)
• M18: 9,314,861 km (0.119 R)
• M19: 9,746,451 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.1

Radius: 8.1

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.09 AU - 3.31 AU

Year: 3755 Days

Day: 14.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,691,560 km

• M1: 100,679 km (0.111 R)
• M2: 439,070 km (0.034 R)
• M3: 728,093 km (0.104 R)
• M4: 1,444,517 km (0.049 R)
• M5: 1,817,315 km (0.106 R)
• M6: 2,774,293 km (0.081 R)
• M7: 3,206,481 km (0.066 R)
• M8: 4,076,243 km (0.114 R)
• M9: 5,195,085 km (0.113 R)
• M10: 5,663,476 km (0.117 R)
• M11: 6,131,418 km (0.115 R)
• M12: 9,050,073 km (0.069 R)
• M13: 11,443,040 km (0.106 R)
• M14: 12,784,933 km (0.09 R)
• M15: 13,784,696 km (0.088 R)
• M16: 15,145,288 km (0.08 R)
• M17: 16,155,074 km (0.088 R)
• M18: 17,208,991 km (0.104 R)
• M19: 19,025,857 km (0.116 R)
• M20: 20,137,669 km (0.036 R)
• M21: 22,085,882 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.9

Radius: 4.1

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.28 AU - 8.96 AU

Year: 15179 Days

Day: 19.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,691,560 km

• M1: 51,013 km (0.103 R)
• M2: 521,797 km (0.047 R)
• M3: 2,189,814 km (0.077 R)
• M4: 2,521,023 km (0.071 R)
• M5: 4,580,088 km (0.109 R)
• M6: 5,214,683 km (0.106 R)
• M7: 5,669,161 km (0.093 R)
• M8: 5,905,974 km (0.038 R)
• M9: 6,545,505 km (0.086 R)
• M10: 6,731,156 km (0.083 R)
• M11: 7,589,549 km (0.098 R)
• M12: 13,950,001 km (0.078 R)
• M13: 19,428,425 km (0.105 R)
• M14: 20,044,319 km (0.026 R)
• M15: 20,752,665 km (0.107 R)
• M16: 25,175,078 km (0.09 R)
• M17: 27,894,917 km (0.085 R)
• M18: 32,816,238 km (0.055 R)
• M19: 42,378,982 km (0.114 R)
• M20: 43,153,151 km (0.075 R)
• M21: 43,413,302 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.4

Radius: 7.5

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.15 AU - 10.71 AU

Year: 17506 Days

Day: 18.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,691,560 km

• M1: 93,648 km (0.037 R)
• M2: 378,931 km (0.072 R)
• M3: 908,209 km (0.102 R)
• M4: 1,290,282 km (0.061 R)
• M5: 1,550,133 km (0.092 R)
• M6: 4,012,813 km (0.091 R)
• M7: 4,606,118 km (0.118 R)
• M8: 5,927,367 km (0.048 R)
• M9: 9,723,263 km (0.111 R)
• M10: 10,616,811 km (0.11 R)
• M11: 11,686,286 km (0.109 R)
• M12: 13,830,473 km (0.094 R)
• M13: 14,458,036 km (0.083 R)
• M14: 15,104,299 km (0.084 R)
• M15: 17,238,462 km (0.08 R)
• M16: 17,883,378 km (0.076 R)
• M17: 18,544,302 km (0.094 R)
• M18: 18,880,747 km (0.115 R)
• M19: 21,814,062 km (0.062 R)
• M20: 23,535,784 km (0.078 R)
• M21: 23,930,274 km (0.073 R)
• M22: 25,656,484 km (0.106 R)
• M23: 29,468,686 km (0.097 R)
• M24: 33,269,968 km (0.047 R)
• M25: 35,416,548 km (0.054 R)
• M26: 37,519,595 km (0.061 R)
• M27: 44,928,130 km (0.082 R)
• M28: 47,233,433 km (0.049 R)
• M29: 48,019,121 km (0.08 R)
• M30: 48,653,865 km (0.111 R)
• M31: 50,591,756 km (0.099 R)
• M32: 52,916,956 km (0.057 R)
• M33: 59,951,496 km (0.107 R)
• M34: 61,802,620 km (0.097 R)
• M35: 62,742,394 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 14,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit