🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.53 AU - 0.65 AU

Year: 174 Days

Day: 19.7 Hours

Environment

Temp: 143 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.74 AU - 0.92 AU

Year: 290 Days

Day: 12.3 Hours

Environment

Temp: 31 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.97 AU - 1.07 AU

Year: 394 Days

Day: 38.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.06 AU - 1.24 AU

Year: 472 Days

Day: 13.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.24 AU - 1.84 AU

Year: 732 Days

Day: 28.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.38 AU - 2.26 AU

Year: 940 Days

Day: 39.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 172.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,451,934 km

• M1: 193,430 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.7

Radius: 3.1

Gravity: 93.73 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 10.72 AU - 12.9 AU

Year: 15540 Days

Day: 24.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,451,934 km

• M1: 38,596 km (0.105 R)
• M2: 169,644 km (0.077 R)
• M3: 422,464 km (0.098 R)
• M4: 618,886 km (0.051 R)
• M5: 758,012 km (0.074 R)
• M6: 862,133 km (0.083 R)
• M7: 1,276,070 km (0.086 R)
• M8: 1,393,953 km (0.102 R)
• M9: 1,773,632 km (0.103 R)
• M10: 2,177,098 km (0.034 R)
• M11: 2,411,368 km (0.112 R)
• M12: 2,592,082 km (0.111 R)
• M13: 2,806,007 km (0.108 R)
• M14: 2,930,024 km (0.063 R)
• M15: 3,296,389 km (0.077 R)
• M16: 3,871,892 km (0.074 R)
• M17: 4,025,529 km (0.073 R)
• M18: 5,597,952 km (0.113 R)
• M19: 7,923,451 km (0.087 R)
• M20: 8,527,079 km (0.106 R)
• M21: 9,489,292 km (0.041 R)
• M22: 9,768,891 km (0.104 R)
• M23: 11,626,298 km (0.06 R)
• M24: 12,404,207 km (0.114 R)
• M25: 13,285,637 km (0.118 R)
• M26: 13,919,633 km (0.112 R)
• M27: 14,721,777 km (0.094 R)
• M28: 15,096,220 km (0.093 R)
• M29: 20,933,080 km (0.09 R)
• M30: 22,081,244 km (0.042 R)
• M31: 23,881,206 km (0.114 R)
• M32: 34,230,386 km (0.085 R)
• M33: 37,044,921 km (0.041 R)
• M34: 38,720,417 km (0.069 R)
• M35: 39,576,715 km (0.119 R)
• M36: 40,009,651 km (0.1 R)
• M37: 40,591,737 km (0.103 R)
• M38: 43,281,207 km (0.118 R)
• M39: 62,725,938 km (0.082 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: 354 - 12,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit