🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.1

Radius: 11.1

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.71 AU - 0.73 AU

Year: 394 Days

Day: 11 Hours

Environment

Temp: -147 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 23,024,646 km

• M1: 138,079 km (0.036 R)
• M2: 495,019 km (0.057 R)
• M3: 846,126 km (0.053 R)
• M4: 1,246,449 km (0.086 R)
• M5: 1,636,601 km (0.028 R)
• M6: 2,163,335 km (0.075 R)
• M7: 2,585,650 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.2

Radius: 12.1

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.99 AU - 1.13 AU

Year: 705 Days

Day: 13.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,024,646 km

• M1: 150,495 km (0.118 R)
• M2: 570,865 km (0.099 R)
• M3: 963,560 km (0.072 R)
• M4: 1,688,960 km (0.096 R)
• M5: 2,706,525 km (0.086 R)
• M6: 3,155,169 km (0.044 R)
• M7: 3,768,071 km (0.105 R)
• M8: 4,204,149 km (0.109 R)
• M9: 4,674,036 km (0.117 R)
• M10: 5,053,566 km (0.115 R)
• M11: 6,569,890 km (0.071 R)
• M12: 7,137,314 km (0.075 R)
• M13: 7,832,496 km (0.069 R)
• M14: 8,674,283 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.1

Radius: 9.4

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.76 AU - 2.82 AU

Year: 2238 Days

Day: 13.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,024,646 km

• M1: 116,836 km (0.104 R)
• M2: 462,706 km (0.098 R)
• M3: 1,384,229 km (0.102 R)
• M4: 2,258,180 km (0.054 R)
• M5: 3,052,395 km (0.089 R)
• M6: 3,428,334 km (0.08 R)
• M7: 3,835,241 km (0.085 R)
• M8: 4,195,472 km (0.111 R)
• M9: 5,298,607 km (0.057 R)
• M10: 7,131,031 km (0.106 R)
• M11: 7,444,140 km (0.076 R)
• M12: 7,946,190 km (0.054 R)
• M13: 8,439,265 km (0.098 R)
• M14: 10,148,271 km (0.063 R)
• M15: 15,385,094 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.4

Radius: 9.4

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.33 AU - 3.37 AU

Year: 3959 Days

Day: 9.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 23,024,646 km

• M1: 120,576 km (0.047 R)
• M2: 664,065 km (0.101 R)
• M3: 1,203,664 km (0.059 R)
• M4: 1,528,741 km (0.107 R)
• M5: 2,190,412 km (0.118 R)
• M6: 2,541,069 km (0.064 R)
• M7: 2,895,317 km (0.057 R)
• M8: 3,624,756 km (0.087 R)
• M9: 3,969,879 km (0.105 R)
• M10: 4,471,929 km (0.081 R)
• M11: 4,797,753 km (0.072 R)
• M12: 6,466,218 km (0.086 R)
• M13: 7,193,414 km (0.07 R)
• M14: 8,385,260 km (0.07 R)
• M15: 8,919,025 km (0.086 R)
• M16: 9,897,545 km (0.088 R)
• M17: 12,701,308 km (0.084 R)
• M18: 13,938,333 km (0.091 R)
• M19: 15,888,042 km (0.092 R)
• M20: 16,375,282 km (0.085 R)
• M21: 17,436,529 km (0.111 R)
• M22: 20,320,926 km (0.067 R)
• M23: 21,024,186 km (0.06 R)
• M24: 22,009,138 km (0.029 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 12,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit