🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.2

Radius: 8

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1 AU - 1.04 AU

Year: 711 Days

Day: 6.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,561,826 km

• M1: 99,483 km (0.088 R)
• M2: 398,529 km (0.067 R)
• M3: 718,519 km (0.038 R)
• M4: 1,122,732 km (0.115 R)
• M5: 1,375,104 km (0.093 R)
• M6: 1,680,882 km (0.118 R)
• M7: 1,971,700 km (0.092 R)
• M8: 2,248,905 km (0.096 R)
• M9: 2,655,961 km (0.119 R)
• M10: 3,111,337 km (0.085 R)
• M11: 3,553,249 km (0.099 R)
• M12: 4,106,761 km (0.107 R)
• M13: 4,501,849 km (0.041 R)
• M14: 5,019,009 km (0.118 R)
• M15: 5,680,530 km (0.079 R)
• M16: 6,171,660 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.3

Radius: 13.6

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.62 AU - 2.2 AU

Year: 1822 Days

Day: 8.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,561,826 km

• M1: 170,691 km (0.105 R)
• M2: 623,973 km (0.065 R)
• M3: 1,048,681 km (0.093 R)
• M4: 1,669,063 km (0.096 R)
• M5: 2,345,844 km (0.082 R)
• M6: 2,865,248 km (0.048 R)
• M7: 4,196,370 km (0.075 R)
• M8: 5,055,211 km (0.117 R)
• M9: 5,857,804 km (0.048 R)
• M10: 7,863,911 km (0.111 R)
• M11: 8,750,877 km (0.082 R)
• M12: 10,047,891 km (0.093 R)
• M13: 12,855,543 km (0.111 R)
• M14: 13,782,302 km (0.118 R)

Asteroid Belt

Center: 2.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.2

Radius: 9.1

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.52 AU - 3.44 AU

Year: 3551 Days

Day: 14.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,561,826 km

• M1: 113,246 km (0.118 R)
• M2: 436,377 km (0.116 R)
• M3: 739,013 km (0.103 R)
• M4: 1,361,191 km (0.09 R)
• M5: 1,977,684 km (0.101 R)
• M6: 2,363,198 km (0.063 R)
• M7: 2,798,378 km (0.063 R)
• M8: 3,812,502 km (0.1 R)
• M9: 5,185,212 km (0.063 R)
• M10: 6,117,955 km (0.102 R)
• M11: 6,781,870 km (0.117 R)
• M12: 8,162,359 km (0.106 R)
• M13: 9,620,789 km (0.089 R)
• M14: 9,925,220 km (0.118 R)
• M15: 11,282,522 km (0.034 R)
• M16: 12,518,200 km (0.087 R)
• M17: 13,418,630 km (0.025 R)
• M18: 14,670,614 km (0.026 R)
• M19: 15,485,923 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.2

Radius: 8

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.84 AU - 3.38 AU

Year: 3786 Days

Day: 7.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 106.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,561,826 km

• M1: 99,483 km (0.066 R)
• M2: 413,040 km (0.084 R)
• M3: 702,362 km (0.067 R)
• M4: 1,352,514 km (0.091 R)
• M5: 1,628,074 km (0.029 R)
• M6: 1,995,037 km (0.085 R)
• M7: 2,723,878 km (0.11 R)
• M8: 3,619,221 km (0.108 R)
• M9: 4,340,133 km (0.078 R)
• M10: 5,977,183 km (0.034 R)
• M11: 6,512,145 km (0.119 R)
• M12: 8,712,580 km (0.037 R)
• M13: 11,145,341 km (0.119 R)
• M14: 12,707,890 km (0.082 R)
• M15: 16,092,542 km (0.117 R)
• M16: 16,719,208 km (0.05 R)
• M17: 23,183,631 km (0.048 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595

Radius: 6

Gravity: 16.53 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.76 AU - 7.9 AU

Year: 12321 Days

Day: 24.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,561,826 km

• M1: 74,649 km (0.072 R)
• M2: 262,544 km (0.107 R)
• M3: 488,287 km (0.064 R)
• M4: 875,148 km (0.088 R)
• M5: 1,096,253 km (0.094 R)
• M6: 1,435,840 km (0.044 R)
• M7: 1,653,505 km (0.109 R)
• M8: 2,754,845 km (0.072 R)
• M9: 3,692,075 km (0.105 R)
• M10: 4,857,443 km (0.074 R)
• M11: 5,524,051 km (0.097 R)
• M12: 8,339,483 km (0.108 R)
• M13: 10,475,292 km (0.104 R)
• M14: 10,799,620 km (0.118 R)
• M15: 12,046,967 km (0.113 R)
• M16: 12,644,461 km (0.085 R)
• M17: 13,324,234 km (0.113 R)
• M18: 14,422,432 km (0.117 R)
• M19: 16,944,951 km (0.075 R)
• M20: 17,847,325 km (0.115 R)
• M21: 19,099,459 km (0.09 R)
• M22: 23,297,624 km (0.095 R)
• M23: 24,601,220 km (0.104 R)
• M24: 26,347,925 km (0.057 R)
• M25: 26,948,112 km (0.11 R)
• M26: 28,697,958 km (0.048 R)
• M27: 32,308,353 km (0.081 R)
• M28: 32,536,340 km (0.077 R)
• M29: 36,827,555 km (0.086 R)
• M30: 37,577,639 km (0.115 R)
• M31: 40,282,967 km (0.094 R)
• M32: 41,481,246 km (0.067 R)
• M33: 41,885,758 km (0.089 R)
• M34: 44,509,854 km (0.08 R)
• M35: 48,275,233 km (0.12 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 19,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit