🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.39 AU - 0.63 AU

Year: 131 Days

Day: 37.1 Hours

Environment

Temp: 236 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.98 AU - 1.4 AU

Year: 467 Days

Day: 44.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,559,281 km

• M1: 439,070 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.87 AU - 1.99 AU

Year: 965 Days

Day: 25.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.2

Radius: 11.4

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.64 AU - 8.8 AU

Year: 9267 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,559,281 km

• M1: 144,362 km (0.108 R)
• M2: 624,122 km (0.062 R)
• M3: 1,118,693 km (0.089 R)
• M4: 1,553,574 km (0.077 R)
• M5: 1,930,561 km (0.117 R)
• M6: 2,955,007 km (0.115 R)
• M7: 3,360,417 km (0.079 R)
• M8: 4,025,978 km (0.12 R)
• M9: 4,444,702 km (0.027 R)
• M10: 7,254,599 km (0.098 R)
• M11: 8,409,196 km (0.108 R)
• M12: 9,096,598 km (0.093 R)
• M13: 9,914,300 km (0.09 R)
• M14: 12,884,865 km (0.115 R)
• M15: 15,250,157 km (0.091 R)
• M16: 19,246,963 km (0.073 R)
• M17: 27,715,998 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.3

Radius: 6.3

Gravity: 22.68 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 16.93 AU - 20.35 AU

Year: 28963 Days

Day: 19.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,559,281 km

• M1: 78,838 km (0.066 R)
• M2: 574,905 km (0.087 R)
• M3: 1,515,576 km (0.073 R)
• M4: 2,176,649 km (0.12 R)
• M5: 3,442,247 km (0.099 R)
• M6: 4,086,116 km (0.041 R)
• M7: 4,380,226 km (0.116 R)
• M8: 7,265,520 km (0.108 R)
• M9: 7,588,053 km (0.026 R)
• M10: 9,283,745 km (0.062 R)
• M11: 12,165,149 km (0.112 R)
• M12: 13,086,523 km (0.082 R)
• M13: 18,401,436 km (0.096 R)
• M14: 25,731,731 km (0.104 R)
• M15: 29,085,117 km (0.119 R)
• M16: 31,712,056 km (0.086 R)
• M17: 34,643,875 km (0.098 R)
• M18: 37,751,471 km (0.1 R)
• M19: 39,868,132 km (0.115 R)
• M20: 48,746,616 km (0.116 R)
• M21: 63,715,379 km (0.082 R)
• M22: 64,626,579 km (0.085 R)
• M23: 78,833,440 km (0.09 R)
• M24: 96,472,974 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.9

Radius: 5.5

Gravity: 10.05 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 14.99 AU - 22.43 AU

Year: 29126 Days

Day: 24.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,559,281 km

• M1: 68,366 km (0.084 R)
• M2: 330,013 km (0.044 R)
• M3: 768,185 km (0.118 R)
• M4: 1,502,262 km (0.084 R)
• M5: 2,601,956 km (0.083 R)
• M6: 5,354,108 km (0.118 R)
• M7: 6,811,191 km (0.105 R)
• M8: 8,619,231 km (0.031 R)
• M9: 8,885,964 km (0.12 R)
• M10: 11,994,608 km (0.078 R)
• M11: 18,783,509 km (0.068 R)
• M12: 19,964,135 km (0.108 R)
• M13: 20,905,405 km (0.109 R)
• M14: 35,964,824 km (0.105 R)
• M15: 37,356,084 km (0.073 R)
• M16: 44,535,585 km (0.088 R)
• M17: 61,348,890 km (0.078 R)
• M18: 64,339,202 km (0.094 R)
• M19: 64,542,057 km (0.093 R)
• M20: 65,973,110 km (0.056 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 20,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit