🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.7

Radius: 13.7

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.62 AU - 0.96 AU

Year: 446 Days

Day: 9.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 156.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,916,258 km

• M1: 170,691 km (0.093 R)
• M2: 608,564 km (0.088 R)
• M3: 1,056,161 km (0.099 R)
• M4: 1,514,379 km (0.089 R)
• M5: 2,141,194 km (0.111 R)
• M6: 2,677,652 km (0.09 R)
• M7: 3,303,719 km (0.084 R)
• M8: 3,811,155 km (0.092 R)
• M9: 4,316,347 km (0.099 R)
• M10: 4,836,948 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.9

Radius: 12.9

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.43 AU - 2.31 AU

Year: 1626 Days

Day: 13.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,916,258 km

• M1: 160,519 km (0.098 R)
• M2: 695,481 km (0.117 R)
• M3: 1,257,221 km (0.103 R)
• M4: 3,912,284 km (0.037 R)
• M5: 4,409,547 km (0.066 R)
• M6: 5,532,129 km (0.055 R)
• M7: 6,836,922 km (0.105 R)
• M8: 7,426,337 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.5

Radius: 10.1

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.9 AU - 2.84 AU

Year: 2320 Days

Day: 11.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,916,258 km

• M1: 127,457 km (0.08 R)
• M2: 559,945 km (0.067 R)
• M3: 1,326,185 km (0.073 R)
• M4: 1,814,024 km (0.088 R)
• M5: 2,144,485 km (0.112 R)
• M6: 3,269,611 km (0.119 R)
• M7: 4,771,723 km (0.116 R)
• M8: 5,529,287 km (0.039 R)
• M9: 6,391,719 km (0.061 R)
• M10: 6,939,546 km (0.098 R)
• M11: 7,312,194 km (0.087 R)
• M12: 7,758,744 km (0.097 R)
• M13: 8,254,960 km (0.085 R)
• M14: 8,641,072 km (0.113 R)
• M15: 9,277,013 km (0.085 R)
• M16: 9,729,846 km (0.083 R)
• M17: 11,610,590 km (0.108 R)
• M18: 12,219,154 km (0.079 R)
• M19: 12,891,597 km (0.099 R)
• M20: 13,811,474 km (0.104 R)

Asteroid Belt

Center: 4.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255

Radius: 7.5

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.77 AU - 7.61 AU

Year: 11002 Days

Day: 21.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,916,258 km

• M1: 93,199 km (0.091 R)
• M2: 336,894 km (0.118 R)
• M3: 760,107 km (0.09 R)
• M4: 1,143,526 km (0.108 R)
• M5: 1,846,487 km (0.078 R)
• M6: 2,601,058 km (0.065 R)
• M7: 3,455,711 km (0.072 R)
• M8: 3,707,783 km (0.053 R)
• M9: 6,810,293 km (0.119 R)
• M10: 9,837,855 km (0.086 R)
• M11: 11,216,699 km (0.1 R)
• M12: 17,756,818 km (0.071 R)
• M13: 18,650,067 km (0.081 R)
• M14: 20,155,920 km (0.117 R)
• M15: 20,825,370 km (0.056 R)
• M16: 22,445,216 km (0.102 R)
• M17: 23,326,347 km (0.104 R)
• M18: 26,992,991 km (0.113 R)
• M19: 30,635,250 km (0.083 R)
• M20: 32,320,620 km (0.049 R)
• M21: 32,624,304 km (0.12 R)
• M22: 33,962,457 km (0.088 R)
• M23: 35,123,037 km (0.08 R)
• M24: 36,747,819 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.1

Radius: 5.3

Gravity: 29.16 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.65 AU - 10.85 AU

Year: 16457 Days

Day: 16.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,916,258 km

• M1: 65,973 km (0.108 R)
• M2: 350,657 km (0.065 R)
• M3: 1,159,683 km (0.092 R)
• M4: 1,507,498 km (0.098 R)
• M5: 1,776,026 km (0.112 R)
• M6: 2,543,313 km (0.108 R)
• M7: 3,289,508 km (0.104 R)
• M8: 3,683,848 km (0.06 R)
• M9: 4,668,650 km (0.094 R)
• M10: 5,277,663 km (0.119 R)
• M11: 6,695,851 km (0.089 R)
• M12: 7,611,240 km (0.113 R)
• M13: 8,452,579 km (0.081 R)
• M14: 10,733,797 km (0.033 R)
• M15: 11,853,686 km (0.077 R)
• M16: 12,047,565 km (0.079 R)
• M17: 12,508,327 km (0.102 R)
• M18: 13,256,017 km (0.046 R)
• M19: 14,840,109 km (0.101 R)
• M20: 16,306,318 km (0.099 R)
• M21: 17,951,146 km (0.118 R)
• M22: 19,793,893 km (0.051 R)
• M23: 20,342,618 km (0.073 R)
• M24: 22,245,353 km (0.087 R)
• M25: 28,198,151 km (0.098 R)
• M26: 32,411,426 km (0.055 R)
• M27: 40,870,737 km (0.089 R)
• M28: 44,039,220 km (0.087 R)
• M29: 46,400,024 km (0.101 R)
• M30: 50,181,708 km (0.044 R)
• M31: 52,407,575 km (0.082 R)
• M32: 55,777,716 km (0.042 R)
• M33: 58,913,137 km (0.082 R)
• M34: 61,775,394 km (0.09 R)
• M35: 62,554,050 km (0.111 R)
• M36: 62,945,847 km (0.104 R)
• M37: 63,339,290 km (0.096 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 16,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit