🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.1

Radius: 10.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.79 AU - 1.17 AU

Year: 670 Days

Day: 14.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,439,495 km

• M1: 132,544 km (0.047 R)
• M2: 484,548 km (0.113 R)
• M3: 954,734 km (0.1 R)
• M4: 1,364,033 km (0.116 R)
• M5: 1,762,413 km (0.075 R)
• M6: 2,138,651 km (0.12 R)
• M7: 2,682,589 km (0.085 R)
• M8: 3,161,003 km (0.103 R)
• M9: 3,656,770 km (0.092 R)
• M10: 4,047,969 km (0.106 R)
• M11: 4,452,332 km (0.096 R)
• M12: 4,788,927 km (0.073 R)
• M13: 5,479,022 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.1

Radius: 12.2

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.22 AU - 1.64 AU

Year: 1180 Days

Day: 8.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,439,495 km

• M1: 151,692 km (0.079 R)
• M2: 1,034,170 km (0.085 R)
• M3: 2,201,033 km (0.051 R)
• M4: 2,749,010 km (0.057 R)
• M5: 3,834,193 km (0.111 R)
• M6: 4,527,131 km (0.086 R)
• M7: 5,282,600 km (0.047 R)
• M8: 6,787,854 km (0.047 R)
• M9: 7,577,581 km (0.09 R)
• M10: 8,111,496 km (0.114 R)
• M11: 8,561,935 km (0.056 R)
• M12: 8,973,179 km (0.063 R)
• M13: 9,455,333 km (0.088 R)
• M14: 9,865,232 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.3

Radius: 8.2

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.58 AU - 1.78 AU

Year: 1503 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,439,495 km

• M1: 102,026 km (0.066 R)
• M2: 522,845 km (0.063 R)
• M3: 787,034 km (0.08 R)
• M4: 1,203,964 km (0.107 R)
• M5: 1,587,383 km (0.028 R)
• M6: 1,940,434 km (0.12 R)
• M7: 2,260,274 km (0.114 R)
• M8: 2,750,656 km (0.103 R)
• M9: 3,325,860 km (0.088 R)
• M10: 3,684,296 km (0.109 R)
• M11: 4,979,216 km (0.103 R)
• M12: 5,340,046 km (0.069 R)
• M13: 5,695,490 km (0.085 R)
• M14: 5,972,545 km (0.111 R)
• M15: 6,355,666 km (0.079 R)
• M16: 6,679,096 km (0.068 R)
• M17: 7,305,163 km (0.098 R)
• M18: 7,912,830 km (0.086 R)
• M19: 8,825,676 km (0.118 R)
• M20: 9,418,832 km (0.056 R)
• M21: 10,004,956 km (0.033 R)
• M22: 10,511,943 km (0.102 R)
• M23: 12,249,522 km (0.092 R)
• M24: 12,908,501 km (0.113 R)
• M25: 13,509,286 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.5

Radius: 13

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.02 AU - 3.36 AU

Year: 3045 Days

Day: 12.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,439,495 km

• M1: 161,865 km (0.115 R)
• M2: 717,023 km (0.119 R)
• M3: 1,531,433 km (0.032 R)
• M4: 2,339,112 km (0.066 R)
• M5: 4,752,724 km (0.072 R)
• M6: 5,782,107 km (0.111 R)
• M7: 6,844,851 km (0.08 R)
• M8: 9,254,124 km (0.059 R)
• M9: 10,086,636 km (0.04 R)
• M10: 11,821,074 km (0.116 R)
• M11: 16,964,698 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.6

Radius: 12.5

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.75 AU - 4.57 AU

Year: 5857 Days

Day: 8.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,439,495 km

• M1: 155,582 km (0.11 R)
• M2: 572,960 km (0.097 R)
• M3: 1,030,580 km (0.1 R)
• M4: 2,295,579 km (0.073 R)
• M5: 2,785,363 km (0.047 R)
• M6: 4,127,106 km (0.116 R)
• M7: 5,538,861 km (0.057 R)
• M8: 6,545,804 km (0.077 R)
• M9: 7,410,480 km (0.103 R)
• M10: 8,455,122 km (0.11 R)
• M11: 9,068,324 km (0.091 R)
• M12: 9,710,996 km (0.113 R)
• M13: 10,546,650 km (0.069 R)
• M14: 12,869,157 km (0.079 R)
• M15: 13,681,473 km (0.075 R)
• M16: 16,489,874 km (0.091 R)
• M17: 17,795,265 km (0.05 R)
• M18: 18,503,162 km (0.095 R)
• M19: 20,418,913 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.8

Radius: 5

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.82 AU - 6.88 AU

Year: 11045 Days

Day: 22.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,439,495 km

• M1: 63,429 km (0.049 R)
• M2: 270,473 km (0.087 R)
• M3: 456,423 km (0.112 R)
• M4: 736,171 km (0.112 R)
• M5: 1,235,230 km (0.059 R)
• M6: 1,977,385 km (0.09 R)
• M7: 2,443,831 km (0.119 R)
• M8: 3,156,066 km (0.055 R)
• M9: 4,044,528 km (0.106 R)
• M10: 5,958,483 km (0.104 R)
• M11: 6,237,782 km (0.078 R)
• M12: 7,372,183 km (0.068 R)
• M13: 7,988,078 km (0.099 R)
• M14: 8,598,586 km (0.11 R)
• M15: 9,826,037 km (0.08 R)
• M16: 13,608,769 km (0.092 R)
• M17: 16,750,025 km (0.071 R)
• M18: 18,982,324 km (0.032 R)
• M19: 22,133,454 km (0.051 R)
• M20: 24,339,125 km (0.076 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 17,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit