🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.7

Radius: 12.7

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.47 AU - 0.65 AU

Year: 279 Days

Day: 13.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,881,764 km

• M1: 157,975 km (0.103 R)
• M2: 706,700 km (0.079 R)
• M3: 1,130,810 km (0.034 R)
• M4: 1,807,890 km (0.048 R)
• M5: 2,319,964 km (0.11 R)
• M6: 2,810,196 km (0.042 R)
• M7: 3,380,463 km (0.106 R)
• M8: 4,308,269 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548

Radius: 9.6

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.6 AU - 0.78 AU

Year: 382 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,881,764 km

• M1: 119,529 km (0.115 R)
• M2: 430,243 km (0.09 R)
• M3: 820,544 km (0.107 R)
• M4: 2,739,137 km (0.119 R)
• M5: 3,200,497 km (0.117 R)
• M6: 3,547,863 km (0.084 R)
• M7: 4,439,915 km (0.044 R)
• M8: 4,744,796 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.7

Radius: 14.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.82 AU - 1.08 AU

Year: 617 Days

Day: 12.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,881,764 km

• M1: 182,809 km (0.099 R)
• M2: 660,325 km (0.113 R)
• M3: 1,195,287 km (0.099 R)
• M4: 1,768,845 km (0.091 R)
• M5: 2,342,403 km (0.095 R)
• M6: 2,881,704 km (0.115 R)
• M7: 3,433,271 km (0.098 R)
• M8: 3,937,865 km (0.114 R)
• M9: 4,563,184 km (0.103 R)
• M10: 5,286,041 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.8

Radius: 11.5

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.92 AU - 2.62 AU

Year: 2281 Days

Day: 7.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,881,764 km

• M1: 143,016 km (0.085 R)
• M2: 699,968 km (0.106 R)
• M3: 1,114,953 km (0.042 R)
• M4: 1,889,870 km (0.095 R)
• M5: 2,254,141 km (0.088 R)
• M6: 2,788,056 km (0.097 R)
• M7: 3,316,734 km (0.103 R)
• M8: 3,970,926 km (0.104 R)
• M9: 4,446,348 km (0.049 R)
• M10: 5,536,916 km (0.076 R)
• M11: 6,025,353 km (0.07 R)
• M12: 6,542,513 km (0.077 R)
• M13: 8,844,974 km (0.104 R)
• M14: 9,442,019 km (0.08 R)
• M15: 10,178,789 km (0.09 R)
• M16: 10,993,200 km (0.103 R)
• M17: 11,976,506 km (0.032 R)
• M18: 13,377,640 km (0.106 R)
• M19: 14,023,753 km (0.108 R)
• M20: 14,787,750 km (0.048 R)
• M21: 15,428,627 km (0.103 R)
• M22: 16,036,593 km (0.119 R)
• M23: 16,660,565 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.8

Radius: 9.3

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.2 AU - 2.52 AU

Year: 2418 Days

Day: 13.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,881,764 km

• M1: 115,639 km (0.034 R)
• M2: 523,892 km (0.09 R)
• M3: 847,921 km (0.109 R)
• M4: 1,138,889 km (0.113 R)
• M5: 1,716,785 km (0.118 R)
• M6: 2,340,608 km (0.111 R)
• M7: 2,653,268 km (0.095 R)
• M8: 3,225,928 km (0.106 R)
• M9: 3,783,031 km (0.07 R)
• M10: 4,997,018 km (0.105 R)
• M11: 6,480,281 km (0.114 R)
• M12: 8,301,934 km (0.113 R)
• M13: 8,696,872 km (0.105 R)
• M14: 9,069,820 km (0.118 R)
• M15: 10,366,085 km (0.101 R)
• M16: 10,747,111 km (0.118 R)
• M17: 11,822,720 km (0.05 R)
• M18: 13,909,760 km (0.108 R)
• M19: 14,467,760 km (0.112 R)
• M20: 16,954,226 km (0.113 R)
• M21: 18,024,150 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.5

Radius: 10.5

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.63 AU - 4.07 AU

Year: 5038 Days

Day: 14.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,881,764 km

• M1: 130,599 km (0.071 R)
• M2: 458,069 km (0.079 R)
• M3: 868,715 km (0.086 R)
• M4: 1,331,870 km (0.052 R)
• M5: 1,671,158 km (0.077 R)
• M6: 1,998,328 km (0.065 R)
• M7: 2,353,324 km (0.07 R)
• M8: 2,698,446 km (0.092 R)
• M9: 3,922,007 km (0.106 R)
• M10: 4,733,725 km (0.037 R)
• M11: 5,596,456 km (0.118 R)
• M12: 6,982,780 km (0.042 R)
• M13: 7,319,674 km (0.099 R)
• M14: 10,595,868 km (0.092 R)
• M15: 12,163,204 km (0.055 R)
• M16: 13,103,577 km (0.116 R)
• M17: 15,017,382 km (0.117 R)
• M18: 15,694,911 km (0.116 R)
• M19: 20,536,197 km (0.078 R)
• M20: 27,859,163 km (0.084 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 556 - 15,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit