🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.2

Radius: 11.8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.68 AU - 0.68 AU

Year: 394 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,899,243 km

• M1: 147,504 km (0.091 R)
• M2: 531,222 km (0.053 R)
• M3: 974,181 km (0.115 R)
• M4: 1,542,653 km (0.093 R)
• M5: 2,038,720 km (0.109 R)
• M6: 3,065,111 km (0.078 R)
• M7: 3,445,688 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.5

Radius: 8.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.38 AU - 1.8 AU

Year: 1409 Days

Day: 14.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,899,243 km

• M1: 104,569 km (0.056 R)
• M2: 406,457 km (0.115 R)
• M3: 793,617 km (0.111 R)
• M4: 1,153,400 km (0.114 R)
• M5: 1,419,833 km (0.099 R)
• M6: 1,720,824 km (0.099 R)
• M7: 2,666,133 km (0.085 R)
• M8: 3,229,968 km (0.082 R)
• M9: 3,546,666 km (0.084 R)
• M10: 4,522,493 km (0.073 R)
• M11: 5,103,831 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.8

Radius: 8.7

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.28 AU - 2.78 AU

Year: 2829 Days

Day: 5.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,899,243 km

• M1: 108,159 km (0.102 R)
• M2: 1,050,925 km (0.093 R)
• M3: 1,450,501 km (0.067 R)
• M4: 1,781,561 km (0.071 R)
• M5: 2,293,934 km (0.106 R)
• M6: 4,396,233 km (0.112 R)
• M7: 7,215,105 km (0.037 R)
• M8: 7,733,612 km (0.11 R)
• M9: 8,753,719 km (0.114 R)
• M10: 9,280,304 km (0.089 R)
• M11: 9,729,696 km (0.093 R)
• M12: 11,748,070 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.9

Radius: 11.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.56 AU - 4.42 AU

Year: 5602 Days

Day: 8.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,899,243 km

• M1: 148,251 km (0.073 R)
• M2: 549,772 km (0.085 R)
• M3: 977,921 km (0.107 R)
• M4: 1,476,681 km (0.113 R)
• M5: 2,381,598 km (0.112 R)
• M6: 3,021,279 km (0.08 R)
• M7: 3,772,559 km (0.11 R)
• M8: 6,350,130 km (0.111 R)
• M9: 7,111,284 km (0.099 R)
• M10: 11,220,439 km (0.099 R)
• M11: 12,190,132 km (0.1 R)
• M12: 16,170,333 km (0.102 R)
• M13: 19,023,763 km (0.116 R)
• M14: 19,934,814 km (0.071 R)
• M15: 20,874,737 km (0.116 R)
• M16: 22,339,749 km (0.052 R)
• M17: 23,501,227 km (0.1 R)
• M18: 23,947,029 km (0.075 R)
• M19: 25,240,602 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.3

Radius: 5.1

Gravity: 37.19 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.83 AU - 9.49 AU

Year: 19487 Days

Day: 15.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,899,243 km

• M1: 63,429 km (0.083 R)
• M2: 298,448 km (0.082 R)
• M3: 908,358 km (0.095 R)
• M4: 1,208,003 km (0.097 R)
• M5: 2,150,619 km (0.084 R)
• M6: 3,814,147 km (0.065 R)
• M7: 4,173,781 km (0.102 R)
• M8: 5,036,512 km (0.091 R)
• M9: 8,170,587 km (0.062 R)
• M10: 9,335,057 km (0.102 R)
• M11: 10,293,381 km (0.087 R)
• M12: 12,474,069 km (0.069 R)
• M13: 13,935,640 km (0.099 R)
• M14: 14,944,678 km (0.114 R)
• M15: 17,901,629 km (0.107 R)
• M16: 18,081,595 km (0.085 R)
• M17: 23,300,018 km (0.058 R)
• M18: 23,730,261 km (0.102 R)
• M19: 25,391,247 km (0.088 R)
• M20: 32,811,151 km (0.064 R)
• M21: 33,898,130 km (0.089 R)
• M22: 34,311,917 km (0.062 R)
• M23: 36,431,270 km (0.113 R)
• M24: 39,390,615 km (0.118 R)
• M25: 41,397,770 km (0.088 R)
• M26: 44,617,266 km (0.101 R)
• M27: 51,367,570 km (0.084 R)
• M28: 57,977,852 km (0.111 R)
• M29: 64,708,858 km (0.054 R)
• M30: 70,141,505 km (0.103 R)
• M31: 71,715,424 km (0.099 R)
• M32: 74,468,025 km (0.165 R)
• M33: 80,427,256 km (0.049 R)
• M34: 81,903,189 km (0.074 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 19,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit