🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.57 AU - 0.59 AU

Year: 160 Days

Day: 40.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,787,834 km

• M1: 43,084 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.9 AU - 1.32 AU

Year: 423 Days

Day: 16.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.9 AU - 5.26 AU

Year: 3545 Days

Day: 21.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.6

Radius: 10.7

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.36 AU - 10.08 AU

Year: 8523 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,787,834 km

• M1: 133,142 km (0.05 R)
• M2: 476,469 km (0.059 R)
• M3: 875,896 km (0.079 R)
• M4: 2,665,834 km (0.092 R)
• M5: 3,066,906 km (0.106 R)
• M6: 3,425,043 km (0.113 R)
• M7: 5,923,328 km (0.102 R)
• M8: 6,874,321 km (0.114 R)
• M9: 7,316,682 km (0.032 R)
• M10: 7,960,701 km (0.094 R)
• M11: 9,361,984 km (0.073 R)
• M12: 14,658,198 km (0.105 R)
• M13: 15,221,135 km (0.099 R)
• M14: 17,305,631 km (0.051 R)
• M15: 18,513,634 km (0.051 R)
• M16: 23,604,150 km (0.08 R)
• M17: 26,057,705 km (0.064 R)
• M18: 29,914,787 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232

Radius: 3.7

Gravity: 16.95 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 14.24 AU - 19.58 AU

Year: 25148 Days

Day: 20.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,787,834 km

• M1: 48,919 km (0.062 R)
• M2: 194,627 km (0.105 R)
• M3: 525,238 km (0.06 R)
• M4: 999,164 km (0.028 R)
• M5: 1,221,167 km (0.094 R)
• M6: 1,663,528 km (0.062 R)
• M7: 3,624,607 km (0.111 R)
• M8: 3,938,463 km (0.065 R)
• M9: 5,486,801 km (0.115 R)
• M10: 6,253,789 km (0.065 R)
• M11: 6,497,185 km (0.115 R)
• M12: 6,874,172 km (0.115 R)
• M13: 7,534,497 km (0.117 R)
• M14: 9,290,028 km (0.063 R)
• M15: 9,660,432 km (0.098 R)
• M16: 12,406,899 km (0.097 R)
• M17: 16,231,219 km (0.056 R)
• M18: 22,144,075 km (0.035 R)
• M19: 26,935,845 km (0.081 R)
• M20: 31,776,533 km (0.1 R)
• M21: 32,494,901 km (0.094 R)
• M22: 39,317,312 km (0.094 R)
• M23: 39,454,494 km (0.094 R)
• M24: 45,205,933 km (0.081 R)
• M25: 47,654,851 km (0.102 R)
• M26: 49,548,460 km (0.11 R)
• M27: 51,655,846 km (0.061 R)
• M28: 52,814,930 km (0.03 R)
• M29: 53,316,980 km (0.045 R)
• M30: 54,842,131 km (0.056 R)
• M31: 61,418,154 km (0.064 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 20,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit