🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.05 AU - 1.35 AU

Year: 488 Days

Day: 39.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.29 AU - 1.81 AU

Year: 716 Days

Day: 34.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.98 AU - 2.04 AU

Year: 1057 Days

Day: 25.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.9

Radius: 12.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.19 AU - 10.23 AU

Year: 10366 Days

Day: 9.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,353,903 km

• M1: 155,432 km (0.118 R)
• M2: 634,295 km (0.092 R)
• M3: 1,029,682 km (0.093 R)
• M4: 1,786,348 km (0.102 R)
• M5: 3,196,009 km (0.04 R)
• M6: 4,779,802 km (0.075 R)
• M7: 6,383,790 km (0.113 R)
• M8: 6,913,067 km (0.119 R)
• M9: 9,187,404 km (0.077 R)
• M10: 13,876,399 km (0.054 R)
• M11: 15,559,974 km (0.071 R)
• M12: 16,451,128 km (0.109 R)
• M13: 16,873,892 km (0.112 R)
• M14: 17,448,647 km (0.094 R)
• M15: 18,410,561 km (0.055 R)
• M16: 18,942,980 km (0.075 R)
• M17: 22,528,093 km (0.096 R)
• M18: 26,542,701 km (0.055 R)
• M19: 27,715,399 km (0.088 R)
• M20: 31,440,536 km (0.103 R)
• M21: 39,364,735 km (0.106 R)
• M22: 43,784,754 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.1

Radius: 3.6

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 9.49 AU - 14.85 AU

Year: 15745 Days

Day: 17 Hours

Environment

Temp: -186 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,353,903 km

• M1: 64,477 km (0.096 R)
• M2: 371,152 km (0.08 R)
• M3: 540,647 km (0.027 R)
• M4: 760,406 km (0.119 R)
• M5: 989,889 km (0.039 R)
• M6: 1,400,685 km (0.117 R)
• M7: 1,691,204 km (0.108 R)
• M8: 3,844,815 km (0.099 R)
• M9: 4,011,766 km (0.065 R)
• M10: 4,133,988 km (0.06 R)
• M11: 5,348,273 km (0.083 R)
• M12: 7,906,696 km (0.073 R)
• M13: 9,796,117 km (0.061 R)
• M14: 10,380,147 km (0.101 R)
• M15: 15,133,321 km (0.115 R)
• M16: 20,428,636 km (0.116 R)
• M17: 20,936,970 km (0.103 R)
• M18: 22,512,684 km (0.045 R)
• M19: 23,447,671 km (0.099 R)
• M20: 25,228,335 km (0.103 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 20,302 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit