🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.57 AU - 0.59 AU

Year: 155 Days

Day: 39 Hours

Environment

Temp: 217 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,088,353 km

• M1: 36,951 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.58 AU - 1.66 AU

Year: 725 Days

Day: 13.6 Hours

Environment

Temp: -25 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,088,353 km

• M1: 99,483 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.7 AU - 3.78 AU

Year: 2050 Days

Day: 14.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 98,088,353 km

• M1: 33,360 km (0.027 R)
• M2: 1,052,421 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.4

Radius: 7.1

Gravity: 18.95 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 13.04 AU - 21.1 AU

Year: 24787 Days

Day: 22.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 98,088,353 km

• M1: 88,263 km (0.065 R)
• M2: 399,576 km (0.109 R)
• M3: 803,789 km (0.116 R)
• M4: 1,376,450 km (0.093 R)
• M5: 1,637,947 km (0.092 R)
• M6: 1,891,515 km (0.048 R)
• M7: 2,356,914 km (0.08 R)
• M8: 3,269,611 km (0.054 R)
• M9: 4,182,906 km (0.053 R)
• M10: 4,584,876 km (0.088 R)
• M11: 5,637,297 km (0.107 R)
• M12: 7,143,448 km (0.043 R)
• M13: 7,664,497 km (0.109 R)
• M14: 8,959,117 km (0.101 R)
• M15: 15,519,732 km (0.083 R)
• M16: 22,883,986 km (0.071 R)
• M17: 24,360,218 km (0.1 R)
• M18: 25,062,580 km (0.113 R)
• M19: 28,007,564 km (0.105 R)
• M20: 32,422,347 km (0.087 R)
• M21: 36,060,417 km (0.12 R)
• M22: 38,526,239 km (0.112 R)
• M23: 40,123,196 km (0.087 R)
• M24: 41,102,165 km (0.117 R)
• M25: 45,705,740 km (0.107 R)
• M26: 47,313,618 km (0.093 R)
• M27: 53,335,530 km (0.082 R)
• M28: 53,727,926 km (0.11 R)
• M29: 54,122,415 km (0.093 R)
• M30: 54,518,700 km (0.119 R)
• M31: 55,116,792 km (0.083 R)
• M32: 60,060,404 km (0.096 R)
• M33: 66,645,103 km (0.077 R)
• M34: 72,487,199 km (0.093 R)
• M35: 77,902,642 km (0.109 R)
• M36: 80,967,155 km (0.093 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 13,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit