🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.21 AU - 1.29 AU

Year: 493 Days

Day: 22.7 Hours

Environment

Temp: 10 °C

Axial Tilt: 43.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.36 AU - 1.94 AU

Year: 748 Days

Day: 18 Hours

Environment

Temp: -35 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.67 AU - 2.25 AU

Year: 969 Days

Day: 17.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,448,665 km

• M1: 146,606 km (0.117 R)
• M2: 274,512 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.29 AU - 4.91 AU

Year: 2931 Days

Day: 42.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,448,665 km

• M1: 412,292 km (0.053 R)
• M2: 2,024,957 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.33 AU - 4.49 AU

Year: 3270 Days

Day: 40.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,448,665 km

• M1: 2,262,219 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.41 AU - 5.25 AU

Year: 3748 Days

Day: 46.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.2 AU - 6.32 AU

Year: 4260 Days

Day: 17.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.2

Radius: 10.1

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.48 AU - 6.4 AU

Year: 4480 Days

Day: 14.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 102,448,665 km

• M1: 125,662 km (0.075 R)
• M2: 489,185 km (0.094 R)
• M3: 1,016,069 km (0.064 R)
• M4: 3,896,277 km (0.112 R)
• M5: 4,328,166 km (0.1 R)
• M6: 5,015,269 km (0.106 R)
• M7: 5,615,904 km (0.076 R)
• M8: 6,168,519 km (0.114 R)
• M9: 7,275,244 km (0.068 R)

Asteroid Belt

Center: 7.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19

Radius: 12.9

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.2 AU - 10.98 AU

Year: 9677 Days

Day: 8.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 102,448,665 km

• M1: 160,818 km (0.038 R)
• M2: 882,927 km (0.077 R)
• M3: 1,347,877 km (0.077 R)
• M4: 2,297,524 km (0.073 R)
• M5: 3,636,575 km (0.066 R)
• M6: 5,078,399 km (0.115 R)
• M7: 6,542,962 km (0.094 R)
• M8: 9,370,661 km (0.044 R)
• M9: 10,021,412 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.5

Radius: 5

Gravity: 30.94 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 16.02 AU - 22.12 AU

Year: 29405 Days

Day: 16.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 102,448,665 km

• M1: 107,112 km (0.101 R)
• M2: 271,969 km (0.052 R)
• M3: 1,228,498 km (0.118 R)
• M4: 2,077,466 km (0.113 R)
• M5: 3,741,592 km (0.117 R)
• M6: 4,642,770 km (0.111 R)
• M7: 5,000,159 km (0.115 R)
• M8: 6,420,292 km (0.107 R)
• M9: 6,863,700 km (0.091 R)
• M10: 7,222,585 km (0.066 R)
• M11: 7,433,069 km (0.068 R)
• M12: 9,023,893 km (0.046 R)
• M13: 9,834,414 km (0.084 R)
• M14: 11,244,374 km (0.117 R)
• M15: 11,527,414 km (0.113 R)
• M16: 14,375,607 km (0.104 R)
• M17: 14,541,811 km (0.067 R)
• M18: 15,828,801 km (0.087 R)
• M19: 16,819,438 km (0.098 R)
• M20: 21,090,158 km (0.055 R)
• M21: 24,700,703 km (0.104 R)
• M22: 30,444,513 km (0.072 R)
• M23: 32,971,221 km (0.058 R)
• M24: 36,552,744 km (0.102 R)
• M25: 37,173,874 km (0.068 R)
• M26: 38,757,368 km (0.114 R)
• M27: 46,441,761 km (0.112 R)
• M28: 47,906,175 km (0.093 R)
• M29: 52,878,210 km (0.074 R)
• M30: 54,676,376 km (0.054 R)
• M31: 55,284,641 km (0.114 R)
• M32: 56,308,489 km (0.09 R)
• M33: 61,837,177 km (0.043 R)
• M34: 63,832,215 km (0.098 R)
• M35: 71,272,614 km (0.07 R)
• M36: 84,561,094 km (0.108 R)
• M37: 85,102,788 km (0.107 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 15,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit