🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.46 AU - 0.74 AU

Year: 209 Days

Day: 35.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,715,089 km

• M1: 299,944 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.53 AU - 0.69 AU

Year: 214 Days

Day: 41.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 52.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.71 AU - 1.03 AU

Year: 365 Days

Day: 30.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,715,089 km

• M1: 42,486 km (0.116 R)
• M2: 174,282 km (0.066 R)

Asteroid Belt

Center: 2.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.7

Radius: 9.7

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.13 AU - 4.09 AU

Year: 3084 Days

Day: 14.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,715,089 km

• M1: 120,725 km (0.055 R)
• M2: 528,080 km (0.111 R)
• M3: 2,361,253 km (0.077 R)
• M4: 3,645,999 km (0.1 R)
• M5: 5,423,222 km (0.111 R)
• M6: 5,952,200 km (0.108 R)
• M7: 6,428,669 km (0.078 R)
• M8: 7,618,122 km (0.072 R)
• M9: 8,523,638 km (0.12 R)
• M10: 8,840,785 km (0.094 R)
• M11: 11,162,245 km (0.102 R)
• M12: 11,714,261 km (0.107 R)
• M13: 13,291,172 km (0.07 R)
• M14: 14,550,786 km (0.106 R)
• M15: 16,751,222 km (0.101 R)
• M16: 22,262,557 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.4

Radius: 13.4

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.28 AU - 9.6 AU

Year: 12018 Days

Day: 8.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,715,089 km

• M1: 167,400 km (0.106 R)
• M2: 917,783 km (0.059 R)
• M3: 2,317,271 km (0.118 R)
• M4: 3,036,538 km (0.095 R)
• M5: 6,266,206 km (0.072 R)
• M6: 8,384,811 km (0.112 R)
• M7: 9,790,732 km (0.093 R)
• M8: 14,092,119 km (0.111 R)
• M9: 14,951,110 km (0.066 R)
• M10: 16,479,402 km (0.057 R)
• M11: 22,833,422 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.9

Radius: 4.7

Gravity: 42.19 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 10.01 AU - 14.95 AU

Year: 19822 Days

Day: 20.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,715,089 km

• M1: 67,768 km (0.051 R)
• M2: 226,042 km (0.099 R)
• M3: 434,731 km (0.06 R)
• M4: 769,531 km (0.077 R)
• M5: 1,187,508 km (0.109 R)
• M6: 1,896,901 km (0.109 R)
• M7: 2,059,065 km (0.096 R)
• M8: 2,651,323 km (0.11 R)
• M9: 4,837,696 km (0.046 R)
• M10: 7,741,091 km (0.048 R)
• M11: 11,902,455 km (0.119 R)
• M12: 15,405,589 km (0.106 R)
• M13: 18,148,466 km (0.12 R)
• M14: 22,636,252 km (0.117 R)
• M15: 24,910,439 km (0.045 R)
• M16: 29,404,509 km (0.115 R)
• M17: 31,187,865 km (0.081 R)
• M18: 32,907,044 km (0.086 R)
• M19: 34,410,353 km (0.112 R)
• M20: 35,673,856 km (0.118 R)
• M21: 47,085,182 km (0.087 R)
• M22: 47,772,584 km (0.068 R)
• M23: 48,816,179 km (0.066 R)
• M24: 50,588,914 km (0.074 R)
• M25: 63,586,874 km (0.108 R)
• M26: 69,397,854 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.1

Radius: 7.3

Gravity: 15.71 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 11.19 AU - 14.65 AU

Year: 20879 Days

Day: 18.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,715,089 km

• M1: 174,431 km (0.109 R)
• M2: 691,890 km (0.114 R)
• M3: 1,068,877 km (0.094 R)
• M4: 1,477,429 km (0.082 R)
• M5: 2,215,844 km (0.07 R)
• M6: 5,687,262 km (0.113 R)
• M7: 5,981,671 km (0.061 R)
• M8: 6,926,830 km (0.1 R)
• M9: 8,230,426 km (0.057 R)
• M10: 15,253,597 km (0.12 R)
• M11: 17,883,977 km (0.08 R)
• M12: 21,401,621 km (0.084 R)
• M13: 21,705,604 km (0.06 R)
• M14: 23,375,565 km (0.032 R)
• M15: 25,809,223 km (0.099 R)
• M16: 27,801,717 km (0.063 R)
• M17: 28,897,073 km (0.096 R)
• M18: 37,676,224 km (0.107 R)
• M19: 41,008,516 km (0.073 R)
• M20: 43,389,965 km (0.111 R)
• M21: 45,027,762 km (0.053 R)
• M22: 46,876,642 km (0.075 R)
• M23: 47,389,464 km (0.094 R)
• M24: 55,920,731 km (0.076 R)
• M25: 64,362,389 km (0.072 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 14,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit