🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.33 AU - 1.91 AU

Year: 777 Days

Day: 33.6 Hours

Environment

Temp: -60 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.45 AU - 1.83 AU

Year: 791 Days

Day: 43.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,541,446 km

• M1: 33,061 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.5

Radius: 11.7

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.99 AU - 6.55 AU

Year: 4558 Days

Day: 6.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,541,446 km

• M1: 145,559 km (0.08 R)
• M2: 513,270 km (0.081 R)
• M3: 1,103,583 km (0.072 R)
• M4: 2,035,279 km (0.075 R)
• M5: 2,458,791 km (0.094 R)
• M6: 3,087,999 km (0.059 R)
• M7: 3,559,083 km (0.083 R)
• M8: 4,366,612 km (0.04 R)
• M9: 4,848,168 km (0.045 R)
• M10: 5,636,997 km (0.113 R)
• M11: 6,791,145 km (0.11 R)
• M12: 7,561,873 km (0.112 R)
• M13: 8,032,358 km (0.072 R)
• M14: 8,791,867 km (0.114 R)
• M15: 9,419,280 km (0.116 R)
• M16: 11,645,596 km (0.069 R)
• M17: 12,532,113 km (0.034 R)
• M18: 14,823,354 km (0.103 R)
• M19: 15,813,692 km (0.092 R)
• M20: 16,273,556 km (0.099 R)
• M21: 16,794,904 km (0.077 R)
• M22: 17,870,962 km (0.048 R)
• M23: 19,395,962 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.1

Radius: 7.5

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 12.7 AU - 13.24 AU

Year: 17597 Days

Day: 15.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,541,446 km

• M1: 93,349 km (0.097 R)
• M2: 464,352 km (0.068 R)
• M3: 783,743 km (0.058 R)
• M4: 1,976,487 km (0.089 R)
• M5: 2,337,467 km (0.086 R)
• M6: 5,463,165 km (0.067 R)
• M7: 6,385,286 km (0.029 R)
• M8: 6,773,044 km (0.114 R)
• M9: 8,586,020 km (0.043 R)
• M10: 8,899,278 km (0.114 R)
• M11: 9,383,377 km (0.111 R)
• M12: 10,820,713 km (0.089 R)
• M13: 11,942,398 km (0.099 R)
• M14: 12,664,956 km (0.092 R)
• M15: 16,560,185 km (0.097 R)
• M16: 18,216,682 km (0.11 R)
• M17: 19,799,428 km (0.087 R)
• M18: 21,567,375 km (0.106 R)
• M19: 25,201,108 km (0.107 R)
• M20: 27,386,284 km (0.113 R)
• M21: 27,724,674 km (0.086 R)
• M22: 31,263,113 km (0.074 R)
• M23: 34,695,187 km (0.09 R)
• M24: 35,091,472 km (0.058 R)
• M25: 37,393,783 km (0.096 R)
• M26: 41,254,455 km (0.109 R)
• M27: 41,699,210 km (0.101 R)
• M28: 43,204,763 km (0.029 R)
• M29: 46,965,204 km (0.114 R)
• M30: 59,356,546 km (0.081 R)
• M31: 60,684,675 km (0.108 R)
• M32: 61,259,879 km (0.119 R)
• M33: 63,992,584 km (0.093 R)
• M34: 65,388,780 km (0.098 R)
• M35: 66,195,711 km (0.078 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 12,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit