🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223

Radius: 8.1

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.62 AU - 0.64 AU

Year: 333 Days

Day: 11 Hours

Environment

Temp: -142 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 11,292,448 km

• M1: 100,829 km (0.085 R)
• M2: 360,680 km (0.101 R)
• M3: 1,097,899 km (0.1 R)
• M4: 1,493,884 km (0.103 R)
• M5: 1,948,811 km (0.109 R)
• M6: 2,414,360 km (0.119 R)
• M7: 2,898,608 km (0.106 R)
• M8: 3,202,142 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.8

Radius: 8.3

Gravity: 14.31 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.85 AU - 1.25 AU

Year: 717 Days

Day: 11.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 11,292,448 km

• M1: 103,223 km (0.11 R)
• M2: 365,468 km (0.062 R)
• M3: 782,995 km (0.047 R)
• M4: 1,068,727 km (0.108 R)
• M5: 1,607,429 km (0.082 R)
• M6: 2,190,412 km (0.077 R)
• M7: 2,605,995 km (0.111 R)
• M8: 3,245,825 km (0.089 R)
• M9: 3,787,519 km (0.106 R)
• M10: 4,338,488 km (0.1 R)
• M11: 4,781,597 km (0.08 R)
• M12: 5,087,375 km (0.064 R)
• M13: 5,919,737 km (0.119 R)
• M14: 6,400,694 km (0.046 R)
• M15: 6,839,914 km (0.027 R)
• M16: 7,112,930 km (0.088 R)
• M17: 7,488,421 km (0.108 R)
• M18: 7,778,640 km (0.106 R)
• M19: 8,304,627 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.6

Radius: 8.6

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.09 AU - 4.41 AU

Year: 4843 Days

Day: 5.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 11,292,448 km

• M1: 118,332 km (0.056 R)
• M2: 483,949 km (0.114 R)
• M3: 965,654 km (0.079 R)
• M4: 1,323,492 km (0.109 R)
• M5: 1,793,529 km (0.078 R)
• M6: 2,478,986 km (0.119 R)
• M7: 4,887,662 km (0.113 R)
• M8: 7,008,810 km (0.098 R)
• M9: 7,397,615 km (0.091 R)
• M10: 8,042,531 km (0.054 R)
• M11: 9,522,353 km (0.119 R)
• M12: 10,285,302 km (0.1 R)
• M13: 10,702,980 km (0.081 R)
• M14: 11,842,018 km (0.107 R)
• M15: 13,108,364 km (0.102 R)
• M16: 14,052,177 km (0.104 R)
• M17: 15,470,215 km (0.104 R)
• M18: 18,222,517 km (0.094 R)
• M19: 19,842,063 km (0.094 R)
• M20: 21,420,171 km (0.092 R)
• M21: 22,170,704 km (0.076 R)
• M22: 23,508,258 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.4

Radius: 13.3

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.79 AU - 5.61 AU

Year: 6795 Days

Day: 5.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 11,292,448 km

• M1: 165,455 km (0.119 R)
• M2: 684,560 km (0.088 R)
• M3: 1,641,388 km (0.109 R)
• M4: 3,095,928 km (0.09 R)
• M5: 3,741,892 km (0.117 R)
• M6: 4,181,709 km (0.12 R)
• M7: 5,146,915 km (0.103 R)
• M8: 6,035,077 km (0.096 R)
• M9: 9,115,447 km (0.101 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: 279 - 17,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit