🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

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: 55.2

Radius: 11.5

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.96 AU - 1.28 AU

Year: 754 Days

Day: 10.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 39,062,932 km

• M1: 143,165 km (0.111 R)
• M2: 674,686 km (0.117 R)
• M3: 1,446,462 km (0.111 R)
• M4: 1,828,086 km (0.097 R)
• M5: 3,149,185 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.1

Radius: 8.3

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.27 AU - 1.37 AU

Year: 964 Days

Day: 5.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,062,932 km

• M1: 103,223 km (0.05 R)
• M2: 549,473 km (0.109 R)
• M3: 1,006,644 km (0.091 R)
• M4: 1,308,383 km (0.09 R)
• M5: 1,639,892 km (0.108 R)
• M6: 3,045,214 km (0.081 R)
• M7: 3,311,798 km (0.115 R)
• M8: 3,633,732 km (0.031 R)
• M9: 3,906,300 km (0.118 R)
• M10: 4,791,021 km (0.112 R)
• M11: 6,177,195 km (0.087 R)
• M12: 6,467,864 km (0.073 R)
• M13: 6,747,462 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.7

Radius: 13.1

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.46 AU - 2.08 AU

Year: 1497 Days

Day: 11 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,062,932 km

• M1: 162,912 km (0.103 R)
• M2: 819,647 km (0.119 R)
• M3: 1,270,834 km (0.089 R)
• M4: 1,768,995 km (0.099 R)
• M5: 2,287,351 km (0.088 R)
• M6: 4,035,702 km (0.114 R)
• M7: 4,700,963 km (0.037 R)
• M8: 5,438,331 km (0.097 R)
• M9: 5,940,531 km (0.107 R)
• M10: 6,349,532 km (0.102 R)
• M11: 7,580,124 km (0.103 R)
• M12: 8,565,376 km (0.082 R)
• M13: 9,798,511 km (0.079 R)
• M14: 10,440,735 km (0.088 R)
• M15: 11,771,856 km (0.088 R)
• M16: 12,693,978 km (0.074 R)
• M17: 13,705,259 km (0.078 R)
• M18: 14,166,769 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.5

Radius: 11.9

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.93 AU - 1.99 AU

Year: 1745 Days

Day: 11.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,062,932 km

• M1: 148,251 km (0.071 R)
• M2: 538,552 km (0.053 R)
• M3: 919,279 km (0.075 R)
• M4: 1,770,042 km (0.091 R)
• M5: 2,149,123 km (0.089 R)
• M6: 2,847,895 km (0.118 R)
• M7: 3,819,533 km (0.111 R)
• M8: 4,697,972 km (0.093 R)
• M9: 5,601,692 km (0.073 R)
• M10: 6,455,597 km (0.115 R)
• M11: 7,726,580 km (0.109 R)
• M12: 9,216,426 km (0.083 R)
• M13: 10,091,424 km (0.086 R)
• M14: 10,597,513 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.6

Radius: 8.7

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.13 AU - 5.15 AU

Year: 7409 Days

Day: 6.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,062,932 km

• M1: 112,348 km (0.118 R)
• M2: 435,180 km (0.099 R)
• M3: 1,362,986 km (0.098 R)
• M4: 3,457,057 km (0.113 R)
• M5: 3,778,244 km (0.118 R)
• M6: 5,436,536 km (0.096 R)
• M7: 6,964,080 km (0.105 R)
• M8: 8,383,016 km (0.07 R)
• M9: 9,637,244 km (0.107 R)
• M10: 10,211,401 km (0.102 R)
• M11: 11,818,232 km (0.031 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.5

Radius: 3.6

Gravity: 36.54 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.04 AU - 9.46 AU

Year: 13718 Days

Day: 20.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 39,062,932 km

• M1: 45,029 km (0.031 R)
• M2: 182,210 km (0.089 R)
• M3: 495,169 km (0.104 R)
• M4: 723,306 km (0.11 R)
• M5: 1,180,178 km (0.085 R)
• M6: 1,386,922 km (0.063 R)
• M7: 1,663,229 km (0.062 R)
• M8: 1,923,529 km (0.11 R)
• M9: 2,248,007 km (0.116 R)
• M10: 2,483,923 km (0.057 R)
• M11: 2,936,157 km (0.096 R)
• M12: 3,051,497 km (0.095 R)
• M13: 3,169,829 km (0.088 R)
• M14: 4,259,650 km (0.073 R)
• M15: 4,840,538 km (0.082 R)
• M16: 6,424,032 km (0.105 R)
• M17: 9,374,102 km (0.067 R)
• M18: 12,808,270 km (0.078 R)
• M19: 14,138,495 km (0.116 R)
• M20: 17,444,009 km (0.115 R)
• M21: 22,454,790 km (0.103 R)
• M22: 24,379,965 km (0.105 R)
• M23: 26,213,885 km (0.085 R)
• M24: 27,215,293 km (0.101 R)
• M25: 27,622,798 km (0.073 R)
• M26: 29,187,293 km (0.09 R)
• M27: 32,835,386 km (0.034 R)
• M28: 35,793,086 km (0.117 R)
• M29: 40,488,963 km (0.07 R)
• M30: 44,163,685 km (0.11 R)
• M31: 45,151,330 km (0.1 R)
• M32: 49,099,068 km (0.114 R)
• M33: 50,464,448 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.7

Radius: 5.9

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 7.95 AU - 9.35 AU

Year: 16175 Days

Day: 18.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,062,932 km

• M1: 80,633 km (0.043 R)
• M2: 985,551 km (0.113 R)
• M3: 1,500,167 km (0.04 R)
• M4: 2,212,852 km (0.074 R)
• M5: 2,458,043 km (0.028 R)
• M6: 2,880,208 km (0.108 R)
• M7: 3,555,642 km (0.087 R)
• M8: 5,035,315 km (0.112 R)
• M9: 6,702,882 km (0.113 R)
• M10: 10,294,278 km (0.057 R)
• M11: 10,929,770 km (0.113 R)
• M12: 13,275,614 km (0.117 R)
• M13: 14,325,043 km (0.059 R)
• M14: 17,392,398 km (0.111 R)
• M15: 19,664,042 km (0.093 R)
• M16: 20,717,360 km (0.059 R)
• M17: 21,414,038 km (0.07 R)
• M18: 23,849,192 km (0.1 R)
• M19: 24,614,235 km (0.112 R)
• M20: 24,959,507 km (0.098 R)
• M21: 26,553,173 km (0.105 R)
• M22: 29,454,774 km (0.038 R)
• M23: 31,333,872 km (0.109 R)
• M24: 32,560,874 km (0.079 R)
• M25: 32,977,055 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 15,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit