🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 53.3

Radius: 11.9

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.83 AU - 1.13 AU

Year: 670 Days

Day: 5.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,537,289 km

• M1: 148,102 km (0.111 R)
• M2: 593,904 km (0.105 R)
• M3: 1,092,513 km (0.102 R)
• M4: 1,503,758 km (0.056 R)
• M5: 2,101,700 km (0.105 R)
• M6: 2,595,523 km (0.109 R)
• M7: 3,092,786 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.6

Radius: 13.4

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.86 AU - 2.86 AU

Year: 2503 Days

Day: 6.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,537,289 km

• M1: 166,652 km (0.083 R)
• M2: 620,682 km (0.05 R)
• M3: 1,471,744 km (0.109 R)
• M4: 2,010,745 km (0.112 R)
• M5: 2,966,227 km (0.088 R)
• M6: 3,420,705 km (0.104 R)
• M7: 4,426,751 km (0.049 R)
• M8: 5,274,372 km (0.082 R)
• M9: 5,692,498 km (0.112 R)
• M10: 6,877,164 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.7

Radius: 12.7

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.56 AU - 4.44 AU

Year: 5522 Days

Day: 6.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 34,537,289 km

• M1: 169,644 km (0.043 R)
• M2: 581,038 km (0.117 R)
• M3: 1,112,260 km (0.108 R)
• M4: 1,636,750 km (0.098 R)
• M5: 2,879,460 km (0.036 R)
• M6: 4,032,859 km (0.117 R)
• M7: 4,436,026 km (0.108 R)
• M8: 5,236,225 km (0.113 R)
• M9: 6,098,058 km (0.073 R)
• M10: 6,597,416 km (0.115 R)
• M11: 8,064,223 km (0.097 R)
• M12: 9,042,892 km (0.066 R)
• M13: 10,562,956 km (0.069 R)
• M14: 12,195,368 km (0.097 R)
• M15: 12,990,481 km (0.063 R)
• M16: 13,820,001 km (0.082 R)
• M17: 18,232,988 km (0.065 R)
• M18: 18,782,761 km (0.075 R)
• M19: 19,771,453 km (0.107 R)
• M20: 22,317,010 km (0.073 R)
• M21: 23,025,805 km (0.106 R)
• M22: 25,073,800 km (0.1 R)
• M23: 29,435,326 km (0.12 R)
• M24: 31,450,409 km (0.069 R)
• M25: 32,843,913 km (0.092 R)
• M26: 33,761,247 km (0.108 R)
• M27: 35,222,071 km (0.055 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.8

Radius: 3.1

Gravity: 17.88 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.17 AU - 7.41 AU

Year: 12213 Days

Day: 21.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,537,289 km

• M1: 43,084 km (0.095 R)
• M2: 172,038 km (0.106 R)
• M3: 298,298 km (0.06 R)
• M4: 624,122 km (0.105 R)
• M5: 960,718 km (0.11 R)
• M6: 1,244,804 km (0.076 R)
• M7: 2,416,305 km (0.048 R)
• M8: 3,552,201 km (0.1 R)
• M9: 4,696,027 km (0.088 R)
• M10: 5,410,656 km (0.069 R)
• M11: 5,623,234 km (0.104 R)
• M12: 6,227,909 km (0.117 R)
• M13: 9,382,180 km (0.094 R)
• M14: 9,733,137 km (0.085 R)
• M15: 18,921,139 km (0.09 R)
• M16: 27,165,926 km (0.111 R)
• M17: 27,877,414 km (0.097 R)
• M18: 30,656,344 km (0.064 R)
• M19: 33,108,552 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 18,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit