🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.7

Radius: 8.2

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.89 AU - 0.95 AU

Year: 599 Days

Day: 9.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 20,369,992 km

• M1: 102,026 km (0.077 R)
• M2: 424,260 km (0.099 R)
• M3: 679,324 km (0.116 R)
• M4: 1,094,907 km (0.1 R)
• M5: 1,563,148 km (0.093 R)
• M6: 1,822,850 km (0.104 R)
• M7: 2,130,722 km (0.088 R)
• M8: 3,167,885 km (0.059 R)
• M9: 3,547,414 km (0.093 R)
• M10: 4,429,593 km (0.056 R)
• M11: 4,990,435 km (0.098 R)
• M12: 5,414,246 km (0.055 R)
• M13: 5,958,334 km (0.117 R)
• M14: 6,895,265 km (0.081 R)
• M15: 7,579,975 km (0.044 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.7

Radius: 11

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.78 AU - 1.08 AU

Year: 608 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 171.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,369,992 km

• M1: 137,032 km (0.059 R)
• M2: 486,343 km (0.07 R)
• M3: 892,052 km (0.073 R)
• M4: 1,604,437 km (0.039 R)
• M5: 2,041,413 km (0.093 R)
• M6: 2,494,844 km (0.08 R)
• M7: 2,968,171 km (0.11 R)
• M8: 4,551,216 km (0.096 R)
• M9: 5,244,453 km (0.102 R)
• M10: 5,634,903 km (0.083 R)
• M11: 6,474,446 km (0.114 R)
• M12: 6,861,905 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.2

Radius: 11.8

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.16 AU - 1.24 AU

Year: 892 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,369,992 km

• M1: 150,346 km (0.06 R)
• M2: 588,219 km (0.117 R)
• M3: 1,080,545 km (0.051 R)
• M4: 3,678,612 km (0.11 R)
• M5: 4,669,847 km (0.103 R)
• M6: 5,056,258 km (0.083 R)
• M7: 8,024,729 km (0.063 R)
• M8: 9,107,518 km (0.038 R)
• M9: 9,772,780 km (0.091 R)
• M10: 10,532,288 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.6

Radius: 12.8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.24 AU - 1.78 AU

Year: 1259 Days

Day: 8.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,369,992 km

• M1: 159,322 km (0.102 R)
• M2: 643,869 km (0.095 R)
• M3: 1,140,235 km (0.071 R)
• M4: 1,699,731 km (0.03 R)
• M5: 2,216,442 km (0.108 R)
• M6: 3,074,087 km (0.069 R)
• M7: 3,540,682 km (0.068 R)
• M8: 4,002,790 km (0.072 R)
• M9: 5,422,025 km (0.116 R)
• M10: 6,200,383 km (0.099 R)
• M11: 6,604,596 km (0.095 R)
• M12: 7,439,801 km (0.053 R)
• M13: 8,927,403 km (0.095 R)
• M14: 10,013,184 km (0.066 R)
• M15: 11,607,448 km (0.119 R)
• M16: 12,223,792 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.4

Radius: 14.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.1 AU - 3.66 AU

Year: 4215 Days

Day: 10.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 20,369,992 km

• M1: 182,809 km (0.081 R)
• M2: 736,620 km (0.097 R)
• M3: 1,225,805 km (0.068 R)
• M4: 1,733,241 km (0.073 R)
• M5: 2,468,365 km (0.097 R)
• M6: 3,193,765 km (0.053 R)
• M7: 5,003,301 km (0.114 R)
• M8: 5,694,443 km (0.111 R)
• M9: 6,763,021 km (0.109 R)
• M10: 7,704,590 km (0.063 R)
• M11: 8,906,010 km (0.042 R)
• M12: 10,228,904 km (0.116 R)
• M13: 11,018,482 km (0.118 R)
• M14: 11,848,451 km (0.11 R)
• M15: 13,727,250 km (0.044 R)
• M16: 14,492,743 km (0.079 R)
• M17: 14,985,668 km (0.114 R)
• M18: 16,907,402 km (0.09 R)
• M19: 17,675,736 km (0.102 R)
• M20: 18,524,854 km (0.046 R)
• M21: 19,341,658 km (0.109 R)
• M22: 20,735,611 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247

Radius: 9.3

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.17 AU - 4.01 AU

Year: 4614 Days

Day: 12.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 20,369,992 km

• M1: 115,639 km (0.079 R)
• M2: 443,707 km (0.083 R)
• M3: 925,861 km (0.105 R)
• M4: 1,280,558 km (0.109 R)
• M5: 1,616,255 km (0.111 R)
• M6: 2,023,610 km (0.114 R)
• M7: 2,632,324 km (0.109 R)
• M8: 3,234,605 km (0.103 R)
• M9: 4,296,600 km (0.095 R)
• M10: 5,626,825 km (0.117 R)
• M11: 6,152,960 km (0.062 R)
• M12: 6,512,444 km (0.083 R)
• M13: 6,885,840 km (0.066 R)
• M14: 7,243,080 km (0.104 R)
• M15: 8,867,115 km (0.112 R)
• M16: 9,690,501 km (0.103 R)
• M17: 10,063,898 km (0.082 R)
• M18: 11,283,270 km (0.029 R)
• M19: 11,696,758 km (0.039 R)
• M20: 12,249,522 km (0.062 R)
• M21: 12,686,498 km (0.116 R)
• M22: 13,684,465 km (0.105 R)
• M23: 20,127,945 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 12,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit