🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 10.4

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.56 AU - 0.84 AU

Year: 378 Days

Day: 5.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 74,874,585 km

• M1: 131,347 km (0.119 R)
• M2: 471,084 km (0.114 R)
• M3: 881,879 km (0.114 R)
• M4: 1,577,210 km (0.119 R)
• M5: 2,424,981 km (0.113 R)
• M6: 2,938,252 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.1

Radius: 9.2

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.89 AU - 2.53 AU

Year: 2121 Days

Day: 7.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,874,585 km

• M1: 114,592 km (0.113 R)
• M2: 403,316 km (0.053 R)
• M3: 991,535 km (0.069 R)
• M4: 1,324,689 km (0.105 R)
• M5: 1,631,814 km (0.051 R)
• M6: 2,142,989 km (0.083 R)
• M7: 2,605,397 km (0.101 R)
• M8: 3,360,866 km (0.054 R)
• M9: 3,849,901 km (0.104 R)
• M10: 5,783,603 km (0.114 R)
• M11: 6,639,004 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787

Radius: 10.3

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.03 AU - 4.09 AU

Year: 4337 Days

Day: 10.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,874,585 km

• M1: 128,056 km (0.059 R)
• M2: 504,444 km (0.115 R)
• M3: 924,664 km (0.097 R)
• M4: 1,711,848 km (0.062 R)
• M5: 2,116,211 km (0.081 R)
• M6: 2,567,399 km (0.089 R)
• M7: 3,236,101 km (0.107 R)
• M8: 3,994,114 km (0.059 R)
• M9: 6,313,479 km (0.057 R)
• M10: 6,724,424 km (0.1 R)
• M11: 7,052,492 km (0.095 R)
• M12: 8,473,672 km (0.051 R)
• M13: 11,085,950 km (0.118 R)
• M14: 13,717,526 km (0.038 R)
• M15: 17,528,831 km (0.091 R)
• M16: 21,073,553 km (0.087 R)
• M17: 23,988,916 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.4

Radius: 14.5

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.59 AU - 7.01 AU

Year: 9019 Days

Day: 6.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,874,585 km

• M1: 180,415 km (0.085 R)
• M2: 854,054 km (0.12 R)
• M3: 2,638,757 km (0.092 R)
• M4: 3,536,793 km (0.063 R)
• M5: 4,159,270 km (0.112 R)
• M6: 7,448,927 km (0.073 R)
• M7: 9,438,279 km (0.09 R)
• M8: 11,993,860 km (0.118 R)
• M9: 14,764,412 km (0.113 R)
• M10: 17,875,898 km (0.099 R)
• M11: 18,371,367 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.8

Radius: 7.2

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.46 AU - 11.44 AU

Year: 21812 Days

Day: 17 Hours

Environment

Temp: -229 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,874,585 km

• M1: 89,609 km (0.091 R)
• M2: 419,472 km (0.094 R)
• M3: 812,167 km (0.096 R)
• M4: 1,072,467 km (0.075 R)
• M5: 1,679,087 km (0.111 R)
• M6: 3,003,028 km (0.041 R)
• M7: 4,357,337 km (0.033 R)
• M8: 5,749,794 km (0.072 R)
• M9: 6,202,926 km (0.054 R)
• M10: 7,608,847 km (0.11 R)
• M11: 9,663,873 km (0.118 R)
• M12: 11,605,803 km (0.105 R)
• M13: 12,599,881 km (0.098 R)
• M14: 13,082,783 km (0.112 R)
• M15: 13,939,230 km (0.091 R)
• M16: 14,832,479 km (0.109 R)
• M17: 16,405,202 km (0.107 R)
• M18: 19,419,599 km (0.082 R)
• M19: 20,344,263 km (0.1 R)
• M20: 23,089,384 km (0.096 R)
• M21: 25,086,815 km (0.088 R)
• M22: 28,706,635 km (0.11 R)
• M23: 29,301,885 km (0.098 R)
• M24: 29,784,038 km (0.105 R)
• M25: 33,048,114 km (0.119 R)
• M26: 34,766,246 km (0.116 R)
• M27: 36,682,146 km (0.11 R)
• M28: 40,276,684 km (0.087 R)
• M29: 41,172,924 km (0.108 R)
• M30: 51,576,409 km (0.066 R)
• M31: 52,988,613 km (0.085 R)
• M32: 53,345,554 km (0.106 R)
• M33: 54,426,249 km (0.105 R)
• M34: 55,705,460 km (0.106 R)
• M35: 66,668,889 km (0.044 R)
• M36: 68,979,129 km (0.066 R)
• M37: 69,832,136 km (0.038 R)
• M38: 72,214,483 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 14,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit