🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.34 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 12.5

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.32 AU - 3.04 AU

Year: 2878 Days

Day: 12 Hours

Environment

Temp: -207 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,202,832 km

• M1: 155,432 km (0.099 R)
• M2: 766,091 km (0.066 R)
• M3: 1,702,125 km (0.092 R)
• M4: 2,294,682 km (0.11 R)
• M5: 2,948,574 km (0.061 R)
• M6: 3,588,404 km (0.075 R)
• M7: 5,019,757 km (0.079 R)
• M8: 5,725,260 km (0.072 R)
• M9: 6,223,271 km (0.119 R)
• M10: 6,698,843 km (0.055 R)
• M11: 8,452,280 km (0.098 R)
• M12: 9,713,689 km (0.052 R)
• M13: 11,278,782 km (0.105 R)
• M14: 11,873,882 km (0.058 R)
• M15: 13,046,131 km (0.046 R)
• M16: 14,553,030 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.4

Radius: 8.1

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.64 AU - 3.28 AU

Year: 3341 Days

Day: 11 Hours

Environment

Temp: -198 °C

Axial Tilt: 144.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,202,832 km

• M1: 108,758 km (0.066 R)
• M2: 510,129 km (0.086 R)
• M3: 937,979 km (0.105 R)
• M4: 1,402,630 km (0.081 R)
• M5: 3,138,115 km (0.105 R)
• M6: 4,178,568 km (0.107 R)
• M7: 4,691,688 km (0.091 R)
• M8: 5,083,186 km (0.078 R)
• M9: 6,872,227 km (0.046 R)
• M10: 9,284,792 km (0.032 R)
• M11: 9,590,570 km (0.094 R)
• M12: 11,394,271 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.3

Radius: 9.7

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.48 AU - 3.6 AU

Year: 3477 Days

Day: 11.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,202,832 km

• M1: 120,576 km (0.085 R)
• M2: 485,744 km (0.055 R)
• M3: 825,930 km (0.078 R)
• M4: 1,168,808 km (0.071 R)
• M5: 1,597,705 km (0.116 R)
• M6: 2,167,823 km (0.093 R)
• M7: 2,600,310 km (0.117 R)
• M8: 3,106,101 km (0.108 R)
• M9: 3,514,204 km (0.086 R)
• M10: 3,843,618 km (0.092 R)
• M11: 4,213,723 km (0.061 R)
• M12: 4,824,681 km (0.099 R)
• M13: 6,381,696 km (0.116 R)
• M14: 7,130,134 km (0.12 R)
• M15: 8,312,854 km (0.076 R)
• M16: 8,900,924 km (0.114 R)
• M17: 10,381,045 km (0.029 R)
• M18: 12,942,310 km (0.077 R)
• M19: 13,598,596 km (0.082 R)
• M20: 14,741,374 km (0.1 R)
• M21: 15,216,048 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.6

Radius: 14.7

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.05 AU - 4.75 AU

Year: 5052 Days

Day: 11.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,202,832 km

• M1: 182,809 km (0.115 R)
• M2: 1,195,287 km (0.114 R)
• M3: 2,620,506 km (0.09 R)
• M4: 3,528,415 km (0.096 R)
• M5: 4,656,832 km (0.091 R)
• M6: 5,789,438 km (0.044 R)
• M7: 8,539,645 km (0.113 R)
• M8: 10,731,553 km (0.106 R)
• M9: 11,316,181 km (0.116 R)
• M10: 12,104,263 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.8

Radius: 12.2

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.42 AU - 5.54 AU

Year: 6221 Days

Day: 9.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 98.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,202,832 km

• M1: 151,692 km (0.113 R)
• M2: 652,546 km (0.039 R)
• M3: 1,189,303 km (0.116 R)
• M4: 1,974,243 km (0.108 R)
• M5: 2,475,546 km (0.03 R)
• M6: 3,212,165 km (0.076 R)
• M7: 3,889,245 km (0.093 R)
• M8: 4,810,020 km (0.096 R)
• M9: 7,383,253 km (0.117 R)
• M10: 8,377,780 km (0.115 R)
• M11: 9,102,133 km (0.11 R)
• M12: 9,580,846 km (0.099 R)
• M13: 12,864,519 km (0.102 R)
• M14: 15,393,322 km (0.071 R)
• M15: 16,247,226 km (0.087 R)
• M16: 20,451,824 km (0.085 R)
• M17: 27,089,332 km (0.116 R)
• M18: 27,831,487 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 469.2

Radius: 4.4

Gravity: 24.24 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.9 AU - 8.14 AU

Year: 12202 Days

Day: 16.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,202,832 km

• M1: 54,753 km (0.106 R)
• M2: 217,366 km (0.074 R)
• M3: 672,143 km (0.11 R)
• M4: 2,826,353 km (0.089 R)
• M5: 5,384,327 km (0.098 R)
• M6: 5,655,248 km (0.074 R)
• M7: 6,261,269 km (0.059 R)
• M8: 7,898,917 km (0.086 R)
• M9: 27,809,795 km (0.073 R)
• M10: 34,952,794 km (0.039 R)
• M11: 40,466,523 km (0.094 R)
• M12: 43,226,903 km (0.052 R)
• M13: 43,496,179 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.5

Radius: 3

Gravity: 93.61 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.9 AU - 11.26 AU

Year: 20994 Days

Day: 24.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 84,202,832 km

• M1: 96,640 km (0.101 R)
• M2: 197,768 km (0.084 R)
• M3: 350,657 km (0.028 R)
• M4: 473,028 km (0.111 R)
• M5: 783,893 km (0.118 R)
• M6: 996,023 km (0.083 R)
• M7: 1,171,950 km (0.061 R)
• M8: 1,675,646 km (0.065 R)
• M9: 2,795,236 km (0.042 R)
• M10: 3,615,033 km (0.087 R)
• M11: 3,866,806 km (0.038 R)
• M12: 4,300,490 km (0.104 R)
• M13: 4,511,273 km (0.082 R)
• M14: 5,795,721 km (0.112 R)
• M15: 6,272,938 km (0.101 R)
• M16: 6,452,755 km (0.071 R)
• M17: 6,822,860 km (0.107 R)
• M18: 9,000,705 km (0.104 R)
• M19: 10,558,019 km (0.108 R)
• M20: 11,871,638 km (0.098 R)
• M21: 12,781,642 km (0.069 R)
• M22: 15,542,321 km (0.099 R)
• M23: 16,289,712 km (0.108 R)
• M24: 16,801,187 km (0.067 R)
• M25: 21,485,994 km (0.046 R)
• M26: 21,791,922 km (0.05 R)
• M27: 28,048,703 km (0.062 R)
• M28: 32,779,137 km (0.076 R)
• M29: 42,167,750 km (0.037 R)
• M30: 43,616,606 km (0.114 R)
• M31: 46,613,500 km (0.107 R)
• M32: 47,642,135 km (0.069 R)
• M33: 50,458,913 km (0.098 R)
• M34: 54,321,829 km (0.11 R)
• M35: 54,889,254 km (0.059 R)
• M36: 56,615,165 km (0.098 R)
• M37: 59,371,356 km (0.117 R)
• M38: 66,219,198 km (0.098 R)
• M39: 67,083,425 km (0.032 R)
• M40: 68,613,662 km (0.106 R)
• M41: 73,344,096 km (0.05 R)
• M42: 73,574,626 km (0.105 R)
• M43: 74,269,060 km (0.087 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 12,124 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit