🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.76 AU - 0.82 AU

Year: 266 Days

Day: 30.7 Hours

Environment

Temp: 142 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.76 AU - 1.06 AU

Year: 329 Days

Day: 37.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 49,570,098 km

• M1: 297,700 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.83 AU - 0.99 AU

Year: 329 Days

Day: 40 Hours

Environment

Temp: 20 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,570,098 km

• M1: 365,168 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.6

Radius: 5.7

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 13.32 AU - 22.16 AU

Year: 28300 Days

Day: 19.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 49,570,098 km

• M1: 75,248 km (0.038 R)
• M2: 232,475 km (0.064 R)
• M3: 423,212 km (0.1 R)
• M4: 674,836 km (0.103 R)
• M5: 816,655 km (0.099 R)
• M6: 1,212,042 km (0.065 R)
• M7: 1,341,145 km (0.059 R)
• M8: 1,852,171 km (0.074 R)
• M9: 2,154,359 km (0.08 R)
• M10: 2,691,714 km (0.115 R)
• M11: 2,775,788 km (0.099 R)
• M12: 3,179,553 km (0.081 R)
• M13: 6,221,177 km (0.093 R)
• M14: 6,747,163 km (0.054 R)
• M15: 6,938,349 km (0.108 R)
• M16: 7,681,551 km (0.041 R)
• M17: 9,242,007 km (0.078 R)
• M18: 10,101,447 km (0.078 R)
• M19: 10,188,812 km (0.044 R)
• M20: 11,620,164 km (0.032 R)
• M21: 15,312,988 km (0.063 R)
• M22: 15,614,876 km (0.087 R)
• M23: 17,518,958 km (0.091 R)
• M24: 17,781,951 km (0.105 R)
• M25: 18,099,098 km (0.06 R)
• M26: 18,364,934 km (0.111 R)
• M27: 19,224,074 km (0.092 R)
• M28: 19,986,425 km (0.108 R)
• M29: 21,935,386 km (0.026 R)
• M30: 22,617,403 km (0.09 R)
• M31: 24,646,249 km (0.115 R)
• M32: 25,295,803 km (0.103 R)
• M33: 28,072,489 km (0.08 R)
• M34: 28,565,115 km (0.085 R)
• M35: 29,434,279 km (0.112 R)
• M36: 29,496,661 km (0.1 R)
• M37: 29,934,684 km (0.076 R)
• M38: 32,414,717 km (0.095 R)
• M39: 33,777,105 km (0.094 R)
• M40: 35,423,280 km (0.092 R)
• M41: 36,423,491 km (0.082 R)
• M42: 36,557,531 km (0.056 R)
• M43: 38,383,373 km (0.062 R)
• M44: 39,341,697 km (0.052 R)
• M45: 42,263,642 km (0.101 R)
• M46: 43,182,173 km (0.048 R)
• M47: 44,966,876 km (0.033 R)
• M48: 45,976,811 km (0.109 R)
• M49: 46,921,372 km (0.104 R)
• M50: 47,725,461 km (0.089 R)
• M51: 49,199,299 km (0.092 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 12,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit