🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.7

Radius: 9.6

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.59 AU - 0.61 AU

Year: 315 Days

Day: 14.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 89,813,152 km

• M1: 119,379 km (0.084 R)
• M2: 776,413 km (0.088 R)
• M3: 1,111,811 km (0.116 R)
• M4: 1,465,760 km (0.096 R)
• M5: 1,835,566 km (0.116 R)
• M6: 2,383,842 km (0.076 R)
• M7: 2,697,100 km (0.116 R)
• M8: 3,180,451 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.6

Radius: 10.3

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.58 AU - 0.64 AU

Year: 323 Days

Day: 14.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 89,813,152 km

• M1: 128,056 km (0.054 R)
• M2: 555,457 km (0.118 R)
• M3: 946,805 km (0.046 R)
• M4: 1,636,152 km (0.085 R)
• M5: 1,977,235 km (0.089 R)
• M6: 2,349,734 km (0.036 R)
• M7: 3,026,664 km (0.11 R)
• M8: 3,613,237 km (0.09 R)
• M9: 3,969,430 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.5

Radius: 11.9

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.22 AU - 4.76 AU

Year: 6453 Days

Day: 12.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,813,152 km

• M1: 151,991 km (0.112 R)
• M2: 539,450 km (0.105 R)
• M3: 970,142 km (0.026 R)
• M4: 1,358,947 km (0.103 R)
• M5: 2,366,339 km (0.091 R)
• M6: 3,133,477 km (0.08 R)
• M7: 3,678,462 km (0.113 R)
• M8: 4,260,398 km (0.082 R)
• M9: 5,702,072 km (0.066 R)
• M10: 7,521,631 km (0.099 R)
• M11: 8,021,737 km (0.096 R)
• M12: 9,522,952 km (0.072 R)
• M13: 10,201,079 km (0.119 R)
• M14: 10,766,409 km (0.104 R)
• M15: 11,602,960 km (0.087 R)
• M16: 16,195,914 km (0.091 R)
• M17: 17,360,235 km (0.052 R)
• M18: 17,760,558 km (0.049 R)
• M19: 22,031,877 km (0.098 R)
• M20: 30,177,630 km (0.108 R)
• M21: 31,049,487 km (0.11 R)
• M22: 32,741,888 km (0.033 R)
• M23: 34,495,025 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 179.6

Radius: 5.5

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 7.94 AU - 8.7 AU

Year: 16277 Days

Day: 24.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,813,152 km

• M1: 168,148 km (0.079 R)
• M2: 392,395 km (0.12 R)
• M3: 577,448 km (0.027 R)
• M4: 2,544,061 km (0.117 R)
• M5: 3,208,426 km (0.107 R)
• M6: 5,334,510 km (0.093 R)
• M7: 9,407,462 km (0.091 R)
• M8: 10,716,593 km (0.076 R)
• M9: 11,023,269 km (0.108 R)
• M10: 18,164,024 km (0.086 R)
• M11: 19,043,061 km (0.105 R)
• M12: 27,977,644 km (0.048 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.6

Radius: 6

Gravity: 21.6 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.97 AU - 11.63 AU

Year: 24073 Days

Day: 19.2 Hours

Environment

Temp: -244 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 89,813,152 km

• M1: 75,996 km (0.098 R)
• M2: 300,393 km (0.108 R)
• M3: 547,379 km (0.093 R)
• M4: 825,331 km (0.05 R)
• M5: 1,030,131 km (0.115 R)
• M6: 1,510,639 km (0.06 R)
• M7: 2,449,366 km (0.087 R)
• M8: 5,116,247 km (0.093 R)
• M9: 5,991,844 km (0.099 R)
• M10: 7,982,542 km (0.054 R)
• M11: 9,937,039 km (0.104 R)
• M12: 10,827,445 km (0.088 R)
• M13: 11,024,914 km (0.112 R)
• M14: 11,769,762 km (0.034 R)
• M15: 12,692,631 km (0.062 R)
• M16: 13,893,453 km (0.064 R)
• M17: 17,223,951 km (0.073 R)
• M18: 18,318,259 km (0.084 R)
• M19: 19,750,360 km (0.041 R)
• M20: 21,565,431 km (0.098 R)
• M21: 21,773,820 km (0.047 R)
• M22: 25,640,327 km (0.08 R)
• M23: 31,787,603 km (0.105 R)
• M24: 33,709,038 km (0.087 R)
• M25: 35,416,548 km (0.083 R)
• M26: 37,330,503 km (0.108 R)
• M27: 40,408,030 km (0.075 R)
• M28: 50,098,681 km (0.1 R)
• M29: 51,015,866 km (0.115 R)
• M30: 54,603,821 km (0.033 R)
• M31: 57,552,545 km (0.055 R)
• M32: 66,811,157 km (0.071 R)
• M33: 71,791,719 km (0.083 R)
• M34: 77,501,122 km (0.187 R)
• M35: 80,466,151 km (0.096 R)
• M36: 85,574,320 km (0.05 R)
• M37: 88,207,542 km (0.067 R)
• M38: 89,007,891 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 15,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit