🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.54 AU - 0.78 AU

Year: 203 Days

Day: 33.9 Hours

Environment

Temp: 130 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.9

Radius: 9.3

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.26 AU - 7.36 AU

Year: 6003 Days

Day: 14.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 84.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 97,552,679 km

• M1: 115,639 km (0.038 R)
• M2: 596,297 km (0.068 R)
• M3: 1,027,737 km (0.111 R)
• M4: 1,897,200 km (0.079 R)
• M5: 2,421,092 km (0.103 R)
• M6: 2,852,383 km (0.03 R)
• M7: 3,437,011 km (0.091 R)
• M8: 5,532,279 km (0.086 R)
• M9: 6,158,944 km (0.112 R)
• M10: 8,174,327 km (0.117 R)
• M11: 8,749,830 km (0.12 R)
• M12: 15,319,720 km (0.06 R)
• M13: 15,958,054 km (0.059 R)
• M14: 16,917,874 km (0.077 R)
• M15: 17,852,262 km (0.105 R)
• M16: 18,364,485 km (0.084 R)
• M17: 20,581,675 km (0.085 R)
• M18: 22,672,455 km (0.117 R)
• M19: 27,440,438 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.4

Radius: 14.3

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.14 AU - 8.36 AU

Year: 7394 Days

Day: 7.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,552,679 km

• M1: 177,872 km (0.12 R)
• M2: 623,524 km (0.037 R)
• M3: 1,260,661 km (0.094 R)
• M4: 1,726,060 km (0.073 R)
• M5: 2,871,531 km (0.119 R)
• M6: 4,133,688 km (0.101 R)
• M7: 4,680,469 km (0.113 R)
• M8: 6,918,154 km (0.098 R)
• M9: 8,176,870 km (0.117 R)
• M10: 10,456,143 km (0.119 R)
• M11: 11,051,543 km (0.059 R)
• M12: 11,815,389 km (0.049 R)
• M13: 12,768,029 km (0.062 R)
• M14: 15,934,866 km (0.04 R)
• M15: 17,035,308 km (0.097 R)
• M16: 22,471,695 km (0.113 R)
• M17: 23,079,660 km (0.065 R)
• M18: 25,869,661 km (0.076 R)
• M19: 27,908,231 km (0.044 R)
• M20: 28,877,475 km (0.03 R)
• M21: 29,325,521 km (0.029 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.3

Radius: 5.4

Gravity: 19.63 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 16.08 AU - 22.24 AU

Year: 31764 Days

Day: 19.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 97,552,679 km

• M1: 90,357 km (0.12 R)
• M2: 281,394 km (0.083 R)
• M3: 694,433 km (0.102 R)
• M4: 1,664,725 km (0.092 R)
• M5: 2,469,412 km (0.09 R)
• M6: 2,999,587 km (0.107 R)
• M7: 3,699,406 km (0.096 R)
• M8: 4,000,995 km (0.099 R)
• M9: 4,355,243 km (0.051 R)
• M10: 5,085,580 km (0.027 R)
• M11: 6,934,460 km (0.11 R)
• M12: 7,186,981 km (0.085 R)
• M13: 8,542,338 km (0.107 R)
• M14: 9,310,672 km (0.101 R)
• M15: 13,695,535 km (0.098 R)
• M16: 13,933,097 km (0.104 R)
• M17: 17,463,756 km (0.081 R)
• M18: 19,885,746 km (0.117 R)
• M19: 20,088,600 km (0.074 R)
• M20: 21,335,349 km (0.103 R)
• M21: 21,547,928 km (0.075 R)
• M22: 29,125,359 km (0.078 R)
• M23: 36,000,428 km (0.09 R)
• M24: 39,410,661 km (0.106 R)
• M25: 41,193,868 km (0.101 R)
• M26: 42,523,943 km (0.04 R)
• M27: 45,269,662 km (0.111 R)
• M28: 49,049,701 km (0.058 R)
• M29: 53,229,765 km (0.093 R)
• M30: 54,806,826 km (0.085 R)
• M31: 57,847,253 km (0.12 R)
• M32: 59,094,151 km (0.088 R)
• M33: 66,048,956 km (0.093 R)
• M34: 75,237,706 km (0.115 R)
• M35: 80,778,961 km (0.081 R)
• M36: 92,664,960 km (0.07 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: 396 - 17,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit