🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.1

Radius: 12.2

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.5 AU - 0.62 AU

Year: 279 Days

Day: 9.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,365,788 km

• M1: 151,842 km (0.061 R)
• M2: 600,635 km (0.099 R)
• M3: 1,181,524 km (0.104 R)
• M4: 1,625,231 km (0.086 R)
• M5: 2,018,973 km (0.086 R)
• M6: 2,469,113 km (0.111 R)
• M7: 3,305,664 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.5

Radius: 8.9

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.67 AU - 0.79 AU

Year: 416 Days

Day: 7 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,365,788 km

• M1: 110,702 km (0.087 R)
• M2: 389,104 km (0.119 R)
• M3: 674,238 km (0.09 R)
• M4: 1,091,915 km (0.038 R)
• M5: 1,606,232 km (0.078 R)
• M6: 2,000,423 km (0.097 R)
• M7: 2,319,665 km (0.116 R)
• M8: 3,357,425 km (0.073 R)
• M9: 3,967,036 km (0.098 R)
• M10: 5,309,079 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.6

Radius: 8.6

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1 AU - 1.12 AU

Year: 728 Days

Day: 14.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,365,788 km

• M1: 106,962 km (0.103 R)
• M2: 397,781 km (0.102 R)
• M3: 666,459 km (0.094 R)
• M4: 1,051,972 km (0.105 R)
• M5: 1,623,885 km (0.104 R)
• M6: 1,948,063 km (0.11 R)
• M7: 2,232,000 km (0.104 R)
• M8: 3,659,164 km (0.057 R)
• M9: 5,291,576 km (0.116 R)
• M10: 5,889,967 km (0.112 R)
• M11: 6,278,623 km (0.071 R)
• M12: 7,643,105 km (0.038 R)
• M13: 8,795,457 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.3

Radius: 14.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.07 AU - 3.33 AU

Year: 2959 Days

Day: 6.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,365,788 km

• M1: 183,108 km (0.099 R)
• M2: 1,431,502 km (0.067 R)
• M3: 2,087,189 km (0.069 R)
• M4: 3,076,181 km (0.089 R)
• M5: 3,571,051 km (0.095 R)
• M6: 4,584,427 km (0.052 R)
• M7: 5,701,474 km (0.111 R)
• M8: 6,396,655 km (0.112 R)
• M9: 7,432,471 km (0.081 R)
• M10: 8,058,389 km (0.106 R)
• M11: 10,430,263 km (0.07 R)
• M12: 12,265,230 km (0.108 R)
• M13: 14,357,207 km (0.085 R)
• M14: 14,966,818 km (0.035 R)
• M15: 17,124,917 km (0.117 R)
• M16: 18,814,326 km (0.111 R)
• M17: 21,258,306 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.6

Radius: 9.6

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.83 AU - 6.05 AU

Year: 7322 Days

Day: 13.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,365,788 km

• M1: 119,379 km (0.117 R)
• M2: 926,908 km (0.09 R)
• M3: 1,686,118 km (0.098 R)
• M4: 2,001,470 km (0.101 R)
• M5: 2,447,421 km (0.09 R)
• M6: 2,834,730 km (0.071 R)
• M7: 3,195,859 km (0.103 R)
• M8: 4,330,410 km (0.079 R)
• M9: 6,726,219 km (0.088 R)
• M10: 7,372,482 km (0.099 R)
• M11: 11,034,189 km (0.112 R)
• M12: 11,451,268 km (0.118 R)
• M13: 12,041,881 km (0.058 R)
• M14: 12,428,292 km (0.078 R)
• M15: 12,822,931 km (0.09 R)
• M16: 13,518,860 km (0.04 R)
• M17: 15,627,592 km (0.074 R)
• M18: 16,760,347 km (0.036 R)
• M19: 17,592,261 km (0.091 R)
• M20: 19,792,247 km (0.084 R)
• M21: 24,731,071 km (0.112 R)
• M22: 29,928,550 km (0.075 R)
• M23: 30,231,336 km (0.052 R)
• M24: 30,740,567 km (0.081 R)
• M25: 36,266,114 km (0.081 R)
• M26: 41,286,469 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 14.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.92 AU - 6.12 AU

Year: 8648 Days

Day: 9.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,365,788 km

• M1: 177,872 km (0.069 R)
• M2: 906,413 km (0.069 R)
• M3: 1,436,738 km (0.095 R)
• M4: 2,223,174 km (0.065 R)
• M5: 2,966,526 km (0.086 R)
• M6: 3,757,151 km (0.113 R)
• M7: 4,764,094 km (0.104 R)
• M8: 8,358,332 km (0.052 R)
• M9: 14,977,739 km (0.095 R)
• M10: 17,170,096 km (0.083 R)
• M11: 20,344,413 km (0.101 R)
• M12: 26,615,256 km (0.105 R)
• M13: 27,655,410 km (0.052 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: 324 - 13,428 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit