🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.5 AU - 0.8 AU

Year: 190 Days

Day: 15.9 Hours

Environment

Temp: 212 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,150,259 km

• M1: 134,488 km (0.053 R)

Asteroid Belt

Center: 0.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.13 AU - 1.21 AU

Year: 460 Days

Day: 18.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,150,259 km

• M1: 35,455 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.36 AU - 1.6 AU

Year: 654 Days

Day: 39.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,150,259 km

• M1: 244,593 km (0.065 R)

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.3

Radius: 8.5

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.98 AU - 7.98 AU

Year: 8193 Days

Day: 7.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,150,259 km

• M1: 111,750 km (0.087 R)
• M2: 432,936 km (0.088 R)
• M3: 822,190 km (0.068 R)
• M4: 1,098,796 km (0.116 R)
• M5: 1,463,815 km (0.119 R)
• M6: 1,848,431 km (0.042 R)
• M7: 2,763,073 km (0.115 R)
• M8: 3,609,348 km (0.069 R)
• M9: 4,053,953 km (0.082 R)
• M10: 4,674,933 km (0.116 R)
• M11: 7,727,179 km (0.111 R)
• M12: 8,810,567 km (0.115 R)
• M13: 11,639,313 km (0.106 R)
• M14: 11,957,208 km (0.112 R)
• M15: 16,370,196 km (0.051 R)
• M16: 17,587,773 km (0.03 R)
• M17: 20,508,073 km (0.119 R)
• M18: 21,921,922 km (0.083 R)
• M19: 27,475,594 km (0.098 R)
• M20: 30,374,651 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136.1

Radius: 4.3

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 14.11 AU - 17.27 AU

Year: 22587 Days

Day: 21 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,150,259 km

• M1: 53,556 km (0.108 R)
• M2: 311,313 km (0.109 R)
• M3: 735,124 km (0.079 R)
• M4: 908,657 km (0.117 R)
• M5: 1,064,688 km (0.099 R)
• M6: 1,352,066 km (0.116 R)
• M7: 2,297,524 km (0.106 R)
• M8: 3,931,133 km (0.1 R)
• M9: 4,704,554 km (0.06 R)
• M10: 5,608,723 km (0.071 R)
• M11: 6,816,277 km (0.059 R)
• M12: 7,295,290 km (0.074 R)
• M13: 7,459,997 km (0.117 R)
• M14: 8,143,210 km (0.116 R)
• M15: 11,078,321 km (0.04 R)
• M16: 14,454,595 km (0.118 R)
• M17: 16,978,461 km (0.055 R)
• M18: 17,122,823 km (0.067 R)
• M19: 18,382,138 km (0.069 R)
• M20: 20,344,263 km (0.083 R)
• M21: 26,186,359 km (0.088 R)
• M22: 28,764,679 km (0.116 R)
• M23: 29,695,327 km (0.06 R)
• M24: 30,220,864 km (0.099 R)
• M25: 32,274,544 km (0.115 R)
• M26: 35,232,991 km (0.109 R)
• M27: 37,750,723 km (0.065 R)
• M28: 39,874,564 km (0.085 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 18,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit