🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708

Radius: 14.1

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.87 AU - 1.37 AU

Year: 790 Days

Day: 14.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,258,936 km

• M1: 175,329 km (0.113 R)
• M2: 752,328 km (0.095 R)
• M3: 1,308,981 km (0.08 R)
• M4: 1,795,922 km (0.054 R)
• M5: 2,291,241 km (0.112 R)
• M6: 3,112,982 km (0.088 R)
• M7: 3,678,312 km (0.068 R)
• M8: 4,912,345 km (0.076 R)
• M9: 5,937,689 km (0.099 R)
• M10: 6,922,791 km (0.111 R)
• M11: 7,536,591 km (0.091 R)
• M12: 8,461,854 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235

Radius: 8.3

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.82 AU - 2.52 AU

Year: 2132 Days

Day: 10.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 109.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,258,936 km

• M1: 103,223 km (0.104 R)
• M2: 477,816 km (0.077 R)
• M3: 857,196 km (0.089 R)
• M4: 1,508,395 km (0.119 R)
• M5: 1,811,181 km (0.056 R)
• M6: 2,110,676 km (0.117 R)
• M7: 2,541,219 km (0.094 R)
• M8: 2,810,944 km (0.052 R)
• M9: 3,393,478 km (0.055 R)
• M10: 3,721,696 km (0.117 R)
• M11: 4,140,121 km (0.11 R)
• M12: 4,442,309 km (0.097 R)
• M13: 5,693,246 km (0.097 R)
• M14: 6,648,429 km (0.101 R)
• M15: 7,759,492 km (0.109 R)
• M16: 8,556,699 km (0.085 R)
• M17: 9,078,197 km (0.11 R)
• M18: 9,682,423 km (0.108 R)
• M19: 10,248,801 km (0.111 R)
• M20: 10,671,564 km (0.104 R)
• M21: 11,621,361 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.7

Radius: 14

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.6 AU - 3.22 AU

Year: 3310 Days

Day: 12.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,258,936 km

• M1: 174,282 km (0.053 R)
• M2: 759,658 km (0.097 R)
• M3: 1,256,173 km (0.101 R)
• M4: 2,156,603 km (0.092 R)
• M5: 3,835,540 km (0.07 R)
• M6: 4,450,088 km (0.08 R)
• M7: 5,316,110 km (0.106 R)
• M8: 7,744,532 km (0.092 R)
• M9: 9,168,704 km (0.104 R)
• M10: 10,346,787 km (0.064 R)
• M11: 14,348,829 km (0.104 R)
• M12: 15,885,050 km (0.091 R)
• M13: 17,688,303 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.5

Radius: 12.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.04 AU - 6 AU

Year: 7500 Days

Day: 13.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,258,936 km

• M1: 156,928 km (0.041 R)
• M2: 591,809 km (0.107 R)
• M3: 1,233,734 km (0.111 R)
• M4: 1,963,023 km (0.09 R)
• M5: 2,903,994 km (0.053 R)
• M6: 3,321,671 km (0.055 R)
• M7: 4,253,815 km (0.094 R)
• M8: 4,767,684 km (0.07 R)
• M9: 6,919,650 km (0.112 R)
• M10: 7,478,846 km (0.067 R)
• M11: 9,654,448 km (0.067 R)
• M12: 10,789,298 km (0.035 R)
• M13: 11,338,322 km (0.09 R)
• M14: 12,930,941 km (0.065 R)
• M15: 15,156,359 km (0.106 R)
• M16: 16,687,044 km (0.094 R)
• M17: 23,104,344 km (0.093 R)
• M18: 25,127,954 km (0.097 R)
• M19: 32,314,187 km (0.029 R)
• M20: 34,948,755 km (0.083 R)
• M21: 35,601,900 km (0.055 R)
• M22: 38,410,749 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.1

Radius: 6.3

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.54 AU - 9.54 AU

Year: 16642 Days

Day: 16.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,258,936 km

• M1: 143,315 km (0.084 R)
• M2: 763,398 km (0.08 R)
• M3: 1,227,750 km (0.088 R)
• M4: 1,446,761 km (0.037 R)
• M5: 1,948,063 km (0.048 R)
• M6: 2,211,505 km (0.109 R)
• M7: 2,620,207 km (0.103 R)
• M8: 8,749,979 km (0.042 R)
• M9: 9,033,318 km (0.108 R)
• M10: 9,371,409 km (0.102 R)
• M11: 10,176,246 km (0.03 R)
• M12: 15,511,205 km (0.051 R)
• M13: 17,811,870 km (0.062 R)
• M14: 20,578,085 km (0.105 R)
• M15: 21,503,348 km (0.084 R)
• M16: 22,809,337 km (0.103 R)
• M17: 25,007,678 km (0.059 R)
• M18: 25,482,800 km (0.095 R)
• M19: 31,004,458 km (0.043 R)
• M20: 38,645,917 km (0.09 R)
• M21: 43,784,903 km (0.072 R)
• M22: 49,212,464 km (0.077 R)
• M23: 50,108,555 km (0.109 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 15,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit