🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.4 AU - 0.64 AU

Year: 139 Days

Day: 18.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.88 AU - 1.1 AU

Year: 365 Days

Day: 22.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.48 AU - 2.7 AU

Year: 1546 Days

Day: 28.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 156.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,670,436 km

• M1: 29,620 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.34 AU - 3.82 AU

Year: 2512 Days

Day: 44.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.2 AU - 4.18 AU

Year: 2629 Days

Day: 19.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.7

Radius: 10.5

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.11 AU - 6.41 AU

Year: 5809 Days

Day: 9.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,670,436 km

• M1: 131,347 km (0.044 R)
• M2: 489,185 km (0.072 R)
• M3: 1,011,132 km (0.034 R)
• M4: 1,619,696 km (0.115 R)
• M5: 2,364,694 km (0.077 R)
• M6: 2,756,490 km (0.066 R)
• M7: 3,175,215 km (0.112 R)
• M8: 4,381,123 km (0.046 R)
• M9: 4,714,876 km (0.117 R)
• M10: 6,354,768 km (0.091 R)
• M11: 6,921,893 km (0.115 R)
• M12: 8,188,688 km (0.103 R)
• M13: 8,536,204 km (0.074 R)
• M14: 13,558,504 km (0.089 R)
• M15: 14,226,159 km (0.118 R)
• M16: 15,578,823 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.5

Radius: 3.3

Gravity: 23.65 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 10.22 AU - 16.28 AU

Year: 17887 Days

Day: 24.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,670,436 km

• M1: 42,935 km (0.114 R)
• M2: 150,346 km (0.085 R)
• M3: 499,358 km (0.051 R)
• M4: 1,443,919 km (0.112 R)
• M5: 1,694,345 km (0.096 R)
• M6: 1,871,469 km (0.116 R)
• M7: 2,243,519 km (0.106 R)
• M8: 2,579,366 km (0.091 R)
• M9: 2,727,020 km (0.109 R)
• M10: 2,925,087 km (0.091 R)
• M11: 3,203,938 km (0.08 R)
• M12: 3,655,125 km (0.075 R)
• M13: 5,295,316 km (0.102 R)
• M14: 5,815,767 km (0.088 R)
• M15: 6,837,221 km (0.106 R)
• M16: 7,796,742 km (0.055 R)
• M17: 8,150,541 km (0.093 R)
• M18: 8,937,874 km (0.108 R)
• M19: 10,290,239 km (0.055 R)
• M20: 18,040,306 km (0.109 R)
• M21: 21,016,706 km (0.097 R)
• M22: 21,528,330 km (0.075 R)
• M23: 24,397,767 km (0.094 R)
• M24: 24,679,161 km (0.071 R)
• M25: 32,663,797 km (0.048 R)
• M26: 37,918,722 km (0.105 R)
• M27: 39,961,032 km (0.109 R)
• M28: 40,091,033 km (0.098 R)
• M29: 42,345,024 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.4

Radius: 5.1

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.3 AU - 16.78 AU

Year: 18477 Days

Day: 23.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,670,436 km

• M1: 63,429 km (0.092 R)
• M2: 327,919 km (0.057 R)
• M3: 703,559 km (0.112 R)
• M4: 1,174,044 km (0.117 R)
• M5: 1,552,676 km (0.114 R)
• M6: 1,832,125 km (0.114 R)
• M7: 2,397,007 km (0.088 R)
• M8: 2,628,883 km (0.084 R)
• M9: 3,026,664 km (0.051 R)
• M10: 3,760,591 km (0.056 R)
• M11: 4,293,010 km (0.094 R)
• M12: 4,874,347 km (0.118 R)
• M13: 5,343,636 km (0.091 R)
• M14: 5,672,751 km (0.09 R)
• M15: 6,444,676 km (0.052 R)
• M16: 6,894,068 km (0.077 R)
• M17: 7,607,052 km (0.079 R)
• M18: 8,367,906 km (0.114 R)
• M19: 9,554,666 km (0.054 R)
• M20: 14,909,223 km (0.101 R)
• M21: 18,139,191 km (0.072 R)
• M22: 18,881,944 km (0.085 R)
• M23: 21,477,018 km (0.104 R)
• M24: 23,333,079 km (0.117 R)
• M25: 25,661,420 km (0.044 R)
• M26: 26,407,914 km (0.047 R)
• M27: 27,748,759 km (0.08 R)
• M28: 30,152,049 km (0.084 R)
• M29: 32,799,184 km (0.053 R)
• M30: 34,235,174 km (0.093 R)
• M31: 35,597,262 km (0.089 R)
• M32: 44,270,199 km (0.061 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 10,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit