🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.5 AU - 0.56 AU

Year: 137 Days

Day: 21.7 Hours

Environment

Temp: 256 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.56 AU - 0.6 AU

Year: 157 Days

Day: 44.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.18 AU - 1.6 AU

Year: 581 Days

Day: 36.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.47 AU - 2.17 AU

Year: 871 Days

Day: 40.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.07 AU - 4.11 AU

Year: 2413 Days

Day: 46.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.22 AU - 4.32 AU

Year: 2597 Days

Day: 23 Hours

Environment

Temp: -106 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,121,435 km

• M1: 51,312 km (0.098 R)

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.3

Radius: 11.5

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.56 AU - 8.94 AU

Year: 6925 Days

Day: 5.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 144.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 31,121,435 km

• M1: 143,315 km (0.113 R)
• M2: 613,650 km (0.101 R)
• M3: 972,386 km (0.053 R)
• M4: 1,394,252 km (0.046 R)
• M5: 1,895,106 km (0.05 R)
• M6: 2,736,594 km (0.055 R)
• M7: 3,158,011 km (0.079 R)
• M8: 3,787,668 km (0.063 R)
• M9: 6,189,462 km (0.101 R)
• M10: 7,289,605 km (0.099 R)
• M11: 7,827,260 km (0.079 R)
• M12: 8,350,104 km (0.076 R)
• M13: 9,332,214 km (0.118 R)
• M14: 9,691,399 km (0.066 R)
• M15: 12,203,147 km (0.077 R)
• M16: 13,868,171 km (0.059 R)
• M17: 19,841,465 km (0.094 R)
• M18: 20,286,967 km (0.087 R)
• M19: 22,695,493 km (0.066 R)
• M20: 23,182,883 km (0.104 R)
• M21: 24,094,383 km (0.03 R)
• M22: 26,972,646 km (0.066 R)
• M23: 27,703,581 km (0.043 R)
• M24: 31,456,991 km (0.112 R)
• M25: 31,961,435 km (0.034 R)
• M26: 32,779,885 km (0.03 R)
• M27: 36,747,969 km (0.118 R)
• M28: 37,986,789 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.9

Radius: 6.9

Gravity: 18.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 12.92 AU - 17.34 AU

Year: 20878 Days

Day: 24.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 31,121,435 km

• M1: 85,869 km (0.052 R)
• M2: 407,953 km (0.051 R)
• M3: 686,205 km (0.119 R)
• M4: 905,666 km (0.118 R)
• M5: 1,700,629 km (0.1 R)
• M6: 2,788,205 km (0.101 R)
• M7: 3,881,317 km (0.088 R)
• M8: 5,041,149 km (0.092 R)
• M9: 5,515,374 km (0.103 R)
• M10: 8,560,738 km (0.12 R)
• M11: 9,468,049 km (0.113 R)
• M12: 10,818,170 km (0.106 R)
• M13: 11,273,396 km (0.043 R)
• M14: 11,945,839 km (0.098 R)
• M15: 13,296,558 km (0.04 R)
• M16: 15,962,841 km (0.117 R)
• M17: 19,915,815 km (0.118 R)
• M18: 23,599,662 km (0.047 R)
• M19: 24,144,797 km (0.12 R)
• M20: 26,526,395 km (0.114 R)
• M21: 33,771,420 km (0.084 R)
• M22: 34,603,035 km (0.115 R)
• M23: 38,967,553 km (0.118 R)
• M24: 43,359,297 km (0.097 R)
• M25: 58,890,399 km (0.055 R)
• M26: 61,725,577 km (0.048 R)
• M27: 62,759,748 km (0.112 R)
• M28: 64,438,535 km (0.118 R)
• M29: 68,324,489 km (0.093 R)
• M30: 72,822,299 km (0.041 R)
• M31: 74,209,221 km (0.084 R)
• M32: 75,613,645 km (0.104 R)
• M33: 82,153,167 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.2

Radius: 7.1

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 14.96 AU - 16.8 AU

Year: 22450 Days

Day: 24.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,121,435 km

• M1: 91,554 km (0.119 R)
• M2: 367,562 km (0.08 R)
• M3: 3,310,302 km (0.106 R)
• M4: 4,327,118 km (0.081 R)
• M5: 8,689,692 km (0.051 R)
• M6: 10,416,500 km (0.097 R)
• M7: 21,672,094 km (0.096 R)
• M8: 24,096,178 km (0.09 R)
• M9: 24,569,954 km (0.113 R)
• M10: 25,211,430 km (0.109 R)
• M11: 27,117,606 km (0.114 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 18,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit