🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.4 AU - 0.64 AU

Year: 113 Days

Day: 28.9 Hours

Environment

Temp: 353 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 108,625,350 km

• M1: 33,959 km (0.068 R)
• M2: 345,721 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.58 AU - 0.76 AU

Year: 165 Days

Day: 13.1 Hours

Environment

Temp: 348 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,625,350 km

• M1: 157,227 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.59 AU - 2.95 AU

Year: 1389 Days

Day: 42.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 51.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.46 AU - 5.56 AU

Year: 3378 Days

Day: 32.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,625,350 km

• M1: 1,350,270 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 24.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.8

Radius: 7.9

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 23.24 AU - 24.98 AU

Year: 35664 Days

Day: 19.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 108,625,350 km

• M1: 98,585 km (0.087 R)
• M2: 395,986 km (0.069 R)
• M3: 763,398 km (0.109 R)
• M4: 1,161,777 km (0.089 R)
• M5: 1,506,750 km (0.106 R)
• M6: 2,610,483 km (0.03 R)
• M7: 3,458,104 km (0.119 R)
• M8: 4,069,660 km (0.07 R)
• M9: 4,593,552 km (0.114 R)
• M10: 7,523,427 km (0.073 R)
• M11: 8,370,749 km (0.103 R)
• M12: 8,908,703 km (0.052 R)
• M13: 13,827,630 km (0.041 R)
• M14: 15,446,279 km (0.114 R)
• M15: 19,568,748 km (0.117 R)
• M16: 21,493,025 km (0.049 R)
• M17: 22,958,935 km (0.08 R)
• M18: 23,775,290 km (0.037 R)
• M19: 28,949,881 km (0.106 R)
• M20: 37,643,013 km (0.1 R)
• M21: 42,317,198 km (0.1 R)
• M22: 46,250,426 km (0.098 R)
• M23: 46,619,633 km (0.103 R)
• M24: 51,204,808 km (0.085 R)
• M25: 55,456,080 km (0.072 R)
• M26: 56,923,785 km (0.068 R)
• M27: 59,499,860 km (0.091 R)
• M28: 65,578,171 km (0.118 R)
• M29: 83,509,571 km (0.115 R)
• M30: 108,300,032 km (0.096 R)

Kuiper Belt

Range: 36.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 12,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit