🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.8

Radius: 15

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.11 AU - 1.31 AU

Year: 919 Days

Day: 7 Hours

Environment

Temp: -180 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,088,625 km

• M1: 189,690 km (0.12 R)
• M2: 729,738 km (0.118 R)
• M3: 1,293,872 km (0.073 R)
• M4: 1,837,062 km (0.109 R)
• M5: 2,360,056 km (0.086 R)
• M6: 3,227,873 km (0.096 R)
• M7: 4,415,082 km (0.101 R)
• M8: 5,678,137 km (0.077 R)
• M9: 6,653,664 km (0.079 R)
• M10: 7,617,673 km (0.114 R)
• M11: 8,542,338 km (0.117 R)
• M12: 9,154,193 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.9

Radius: 9.6

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.09 AU - 1.59 AU

Year: 1071 Days

Day: 13.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,088,625 km

• M1: 119,379 km (0.105 R)
• M2: 681,269 km (0.093 R)
• M3: 1,315,264 km (0.103 R)
• M4: 1,633,160 km (0.107 R)
• M5: 2,486,915 km (0.097 R)
• M6: 4,037,347 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.8

Radius: 9.8

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.31 AU - 1.95 AU

Year: 1436 Days

Day: 11.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,088,625 km

• M1: 131,048 km (0.103 R)
• M2: 444,006 km (0.093 R)
• M3: 1,053,468 km (0.066 R)
• M4: 1,365,081 km (0.108 R)
• M5: 1,749,098 km (0.116 R)
• M6: 2,820,219 km (0.084 R)
• M7: 4,560,341 km (0.067 R)
• M8: 6,121,994 km (0.115 R)
• M9: 6,722,480 km (0.036 R)
• M10: 7,440,998 km (0.118 R)
• M11: 10,132,713 km (0.11 R)
• M12: 10,938,596 km (0.117 R)
• M13: 11,428,081 km (0.12 R)
• M14: 12,413,332 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.7

Radius: 5.4

Gravity: 18.17 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.88 AU - 10.44 AU

Year: 17591 Days

Day: 23.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,088,625 km

• M1: 67,169 km (0.099 R)
• M2: 287,677 km (0.115 R)
• M3: 2,031,090 km (0.089 R)
• M4: 4,948,997 km (0.091 R)
• M5: 5,194,786 km (0.095 R)
• M6: 6,220,130 km (0.088 R)
• M7: 6,801,766 km (0.109 R)
• M8: 9,601,939 km (0.116 R)
• M9: 17,252,674 km (0.066 R)
• M10: 17,655,391 km (0.097 R)
• M11: 19,071,784 km (0.07 R)
• M12: 19,851,637 km (0.079 R)
• M13: 24,372,335 km (0.043 R)
• M14: 25,084,122 km (0.107 R)
• M15: 27,629,979 km (0.114 R)
• M16: 28,965,289 km (0.117 R)
• M17: 31,763,817 km (0.095 R)
• M18: 32,247,018 km (0.038 R)
• M19: 32,735,305 km (0.099 R)
• M20: 33,977,267 km (0.072 R)
• M21: 49,451,820 km (0.058 R)
• M22: 51,915,099 km (0.117 R)
• M23: 58,338,532 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.1

Radius: 5.4

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.35 AU - 11.83 AU

Year: 22123 Days

Day: 21.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,088,625 km

• M1: 67,618 km (0.102 R)
• M2: 245,789 km (0.03 R)
• M3: 650,302 km (0.118 R)
• M4: 931,696 km (0.114 R)
• M5: 1,253,032 km (0.086 R)
• M6: 2,008,501 km (0.102 R)
• M7: 2,608,688 km (0.044 R)
• M8: 3,102,211 km (0.108 R)
• M9: 4,012,664 km (0.044 R)
• M10: 6,779,476 km (0.042 R)
• M11: 7,619,319 km (0.107 R)
• M12: 9,006,091 km (0.044 R)
• M13: 9,503,504 km (0.084 R)
• M14: 10,124,335 km (0.106 R)
• M15: 10,937,848 km (0.1 R)
• M16: 12,449,984 km (0.096 R)
• M17: 13,575,109 km (0.101 R)
• M18: 18,046,141 km (0.118 R)
• M19: 20,738,902 km (0.115 R)
• M20: 23,408,776 km (0.047 R)
• M21: 26,099,593 km (0.025 R)
• M22: 29,744,096 km (0.083 R)
• M23: 30,071,416 km (0.109 R)
• M24: 30,511,533 km (0.04 R)
• M25: 32,200,343 km (0.118 R)
• M26: 32,661,105 km (0.119 R)
• M27: 33,360,325 km (0.117 R)
• M28: 33,595,643 km (0.072 R)
• M29: 33,832,007 km (0.111 R)
• M30: 40,108,835 km (0.119 R)
• M31: 42,822,690 km (0.076 R)
• M32: 46,530,174 km (0.099 R)
• M33: 50,911,746 km (0.038 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: 329 - 13,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit