🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929

Radius: 10.2

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.27 AU - 2.33 AU

Year: 2288 Days

Day: 9.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,479,831 km

• M1: 131,048 km (0.101 R)
• M2: 622,926 km (0.089 R)
• M3: 958,025 km (0.083 R)
• M4: 1,630,168 km (0.072 R)
• M5: 2,447,122 km (0.096 R)
• M6: 2,773,993 km (0.074 R)
• M7: 3,130,036 km (0.086 R)
• M8: 3,798,589 km (0.047 R)
• M9: 5,034,866 km (0.027 R)
• M10: 5,771,187 km (0.109 R)
• M11: 6,521,719 km (0.087 R)
• M12: 7,705,038 km (0.094 R)
• M13: 8,086,513 km (0.088 R)
• M14: 9,095,700 km (0.106 R)
• M15: 11,942,099 km (0.09 R)
• M16: 13,751,186 km (0.12 R)
• M17: 14,940,040 km (0.056 R)
• M18: 15,384,495 km (0.107 R)
• M19: 15,786,764 km (0.06 R)
• M20: 18,406,672 km (0.111 R)
• M21: 19,849,244 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.1

Radius: 13.2

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.94 AU - 4.4 AU

Year: 4612 Days

Day: 14.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,479,831 km

• M1: 168,148 km (0.086 R)
• M2: 684,111 km (0.108 R)
• M3: 2,044,554 km (0.069 R)
• M4: 2,455,948 km (0.105 R)
• M5: 3,429,980 km (0.094 R)
• M6: 4,017,750 km (0.099 R)
• M7: 4,646,809 km (0.095 R)
• M8: 5,065,982 km (0.119 R)
• M9: 5,981,072 km (0.069 R)
• M10: 6,414,757 km (0.099 R)
• M11: 6,869,684 km (0.09 R)
• M12: 8,214,120 km (0.068 R)
• M13: 9,394,297 km (0.053 R)
• M14: 10,956,099 km (0.11 R)
• M15: 12,634,587 km (0.079 R)
• M16: 13,092,656 km (0.066 R)
• M17: 15,551,746 km (0.065 R)
• M18: 17,793,021 km (0.056 R)
• M19: 18,760,171 km (0.104 R)
• M20: 23,666,383 km (0.087 R)
• M21: 26,043,942 km (0.067 R)
• M22: 27,290,691 km (0.071 R)
• M23: 28,402,951 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.4

Radius: 11.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.48 AU - 4.12 AU

Year: 4859 Days

Day: 11.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,479,831 km

• M1: 142,567 km (0.087 R)
• M2: 513,121 km (0.061 R)
• M3: 1,385,875 km (0.066 R)
• M4: 2,467,766 km (0.116 R)
• M5: 2,998,091 km (0.039 R)
• M6: 3,512,109 km (0.102 R)
• M7: 4,104,517 km (0.041 R)
• M8: 5,416,041 km (0.115 R)
• M9: 5,815,916 km (0.08 R)
• M10: 6,397,852 km (0.088 R)
• M11: 7,678,560 km (0.04 R)
• M12: 9,157,783 km (0.054 R)
• M13: 11,174,063 km (0.057 R)
• M14: 13,067,524 km (0.047 R)
• M15: 14,874,067 km (0.103 R)
• M16: 15,963,738 km (0.1 R)
• M17: 16,321,427 km (0.036 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.4

Radius: 7.4

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.89 AU - 7.55 AU

Year: 11428 Days

Day: 16.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,479,831 km

• M1: 92,152 km (0.11 R)
• M2: 331,658 km (0.12 R)
• M3: 862,432 km (0.074 R)
• M4: 1,100,442 km (0.094 R)
• M5: 1,396,347 km (0.057 R)
• M6: 1,776,624 km (0.116 R)
• M7: 2,061,608 km (0.118 R)
• M8: 2,495,741 km (0.079 R)
• M9: 2,989,414 km (0.108 R)
• M10: 3,650,038 km (0.095 R)
• M11: 5,531,082 km (0.096 R)
• M12: 6,180,187 km (0.11 R)
• M13: 6,523,365 km (0.039 R)
• M14: 6,798,924 km (0.115 R)
• M15: 7,041,273 km (0.099 R)
• M16: 7,543,473 km (0.099 R)
• M17: 7,935,569 km (0.067 R)
• M18: 10,472,898 km (0.026 R)
• M19: 11,983,089 km (0.1 R)
• M20: 14,346,585 km (0.12 R)
• M21: 14,881,099 km (0.099 R)
• M22: 22,016,767 km (0.093 R)
• M23: 26,117,993 km (0.069 R)
• M24: 26,914,602 km (0.094 R)
• M25: 27,522,567 km (0.061 R)
• M26: 34,233,977 km (0.08 R)
• M27: 38,155,535 km (0.105 R)
• M28: 39,051,627 km (0.116 R)
• M29: 39,310,281 km (0.086 R)
• M30: 42,366,566 km (0.049 R)
• M31: 44,866,346 km (0.093 R)
• M32: 52,479,831 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 16,579 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit