🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.66 AU - 0.78 AU

Year: 222 Days

Day: 24.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.71 AU - 0.73 AU

Year: 222 Days

Day: 22.8 Hours

Environment

Temp: 208 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,133,312 km

• M1: 24,983 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.45 AU - 2.05 AU

Year: 841 Days

Day: 26.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,133,312 km

• M1: 37,848 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.9

Radius: 5.7

Gravity: 19.94 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 11.67 AU - 17.05 AU

Year: 19777 Days

Day: 16.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,133,312 km

• M1: 70,909 km (0.047 R)
• M2: 502,798 km (0.097 R)
• M3: 817,253 km (0.085 R)
• M4: 995,723 km (0.112 R)
• M5: 1,803,552 km (0.114 R)
• M6: 3,138,713 km (0.102 R)
• M7: 3,852,893 km (0.062 R)
• M8: 5,138,088 km (0.029 R)
• M9: 5,676,491 km (0.118 R)
• M10: 6,041,959 km (0.059 R)
• M11: 7,565,613 km (0.049 R)
• M12: 9,609,270 km (0.057 R)
• M13: 11,412,074 km (0.104 R)
• M14: 12,460,306 km (0.106 R)
• M15: 13,007,834 km (0.053 R)
• M16: 16,390,392 km (0.055 R)
• M17: 18,326,637 km (0.093 R)
• M18: 18,944,925 km (0.041 R)
• M19: 22,246,550 km (0.109 R)
• M20: 22,646,724 km (0.04 R)
• M21: 29,840,138 km (0.119 R)
• M22: 32,454,360 km (0.117 R)
• M23: 33,098,529 km (0.052 R)
• M24: 34,679,479 km (0.058 R)
• M25: 42,725,750 km (0.116 R)
• M26: 46,850,912 km (0.116 R)
• M27: 50,714,576 km (0.119 R)
• M28: 57,367,043 km (0.06 R)
• M29: 57,554,490 km (0.07 R)
• M30: 59,068,869 km (0.096 R)
• M31: 62,176,765 km (0.055 R)
• M32: 63,972,089 km (0.107 R)
• M33: 71,498,956 km (0.056 R)
• M34: 72,808,236 km (0.118 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 19,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit