🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.67 AU - 0.69 AU

Year: 208 Days

Day: 44.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.88 AU - 1.02 AU

Year: 343 Days

Day: 34.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.1

Radius: 7.2

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 12.41 AU - 12.95 AU

Year: 16745 Days

Day: 24.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,933,431 km

• M1: 89,609 km (0.116 R)
• M2: 788,381 km (0.054 R)
• M3: 1,429,707 km (0.12 R)
• M4: 1,895,405 km (0.106 R)
• M5: 2,298,122 km (0.106 R)
• M6: 2,961,140 km (0.105 R)
• M7: 4,230,029 km (0.09 R)
• M8: 5,863,489 km (0.072 R)
• M9: 6,557,174 km (0.084 R)
• M10: 7,390,733 km (0.074 R)
• M11: 10,810,989 km (0.058 R)
• M12: 11,971,270 km (0.082 R)
• M13: 14,536,874 km (0.109 R)
• M14: 17,447,450 km (0.119 R)
• M15: 19,039,022 km (0.065 R)
• M16: 27,513,292 km (0.082 R)
• M17: 32,271,253 km (0.073 R)
• M18: 38,198,769 km (0.098 R)
• M19: 48,084,047 km (0.067 R)
• M20: 48,542,115 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394

Radius: 7.8

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 14.93 AU - 20.23 AU

Year: 27336 Days

Day: 22.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,933,431 km

• M1: 260,300 km (0.104 R)
• M2: 536,009 km (0.112 R)
• M3: 1,418,188 km (0.074 R)
• M4: 1,995,336 km (0.114 R)
• M5: 2,461,035 km (0.101 R)
• M6: 3,881,915 km (0.037 R)
• M7: 5,580,150 km (0.05 R)
• M8: 8,651,394 km (0.103 R)
• M9: 15,759,986 km (0.097 R)
• M10: 17,163,065 km (0.091 R)
• M11: 19,375,019 km (0.098 R)
• M12: 21,178,271 km (0.08 R)
• M13: 22,170,853 km (0.115 R)
• M14: 24,571,301 km (0.08 R)
• M15: 33,996,266 km (0.06 R)
• M16: 39,651,065 km (0.109 R)
• M17: 51,706,858 km (0.096 R)
• M18: 54,784,535 km (0.078 R)
• M19: 56,462,276 km (0.097 R)
• M20: 65,783,868 km (0.086 R)
• M21: 69,177,047 km (0.115 R)
• M22: 72,462,665 km (0.109 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: 206 - 18,574 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit