🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.69 AU - 1.07 AU

Year: 290 Days

Day: 31.9 Hours

Environment

Temp: 139 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.25 AU - 1.61 AU

Year: 601 Days

Day: 20 Hours

Environment

Temp: -6 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.38 AU - 3.58 AU

Year: 1808 Days

Day: 19.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,717,593 km

• M1: 379,231 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.79 AU - 4.21 AU

Year: 2301 Days

Day: 39 Hours

Environment

Temp: -100 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,717,593 km

• M1: 1,495,680 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.63 AU - 3.63 AU

Year: 2431 Days

Day: 15.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 94.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,717,593 km

• M1: 71,358 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.16 AU - 4.62 AU

Year: 3233 Days

Day: 13.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.7

Radius: 10.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.2 AU - 7.92 AU

Year: 6593 Days

Day: 9.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,717,593 km

• M1: 133,142 km (0.119 R)
• M2: 907,610 km (0.047 R)
• M3: 1,450,800 km (0.041 R)
• M4: 1,935,796 km (0.073 R)
• M5: 2,631,277 km (0.079 R)
• M6: 3,037,734 km (0.111 R)
• M7: 3,550,406 km (0.103 R)
• M8: 3,908,244 km (0.115 R)
• M9: 4,339,834 km (0.102 R)
• M10: 5,951,452 km (0.109 R)
• M11: 6,524,412 km (0.12 R)
• M12: 8,945,354 km (0.074 R)
• M13: 9,784,150 km (0.116 R)
• M14: 11,045,409 km (0.101 R)
• M15: 11,521,130 km (0.1 R)
• M16: 11,911,581 km (0.08 R)
• M17: 13,294,912 km (0.106 R)
• M18: 14,954,402 km (0.084 R)
• M19: 18,151,308 km (0.118 R)
• M20: 19,700,693 km (0.078 R)
• M21: 20,401,110 km (0.11 R)
• M22: 20,973,322 km (0.074 R)
• M23: 21,777,710 km (0.068 R)
• M24: 25,529,625 km (0.082 R)
• M25: 26,027,038 km (0.059 R)
• M26: 29,148,547 km (0.099 R)
• M27: 29,874,695 km (0.072 R)
• M28: 31,363,044 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.9

Radius: 8.1

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.67 AU - 12.15 AU

Year: 10964 Days

Day: 6.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,717,593 km

• M1: 100,979 km (0.088 R)
• M2: 394,938 km (0.118 R)
• M3: 1,342,641 km (0.046 R)
• M4: 2,731,956 km (0.078 R)
• M5: 3,623,859 km (0.105 R)
• M6: 4,214,022 km (0.116 R)
• M7: 5,775,076 km (0.103 R)
• M8: 6,135,009 km (0.104 R)
• M9: 7,268,213 km (0.061 R)
• M10: 8,164,753 km (0.104 R)
• M11: 10,365,337 km (0.059 R)
• M12: 21,227,339 km (0.118 R)
• M13: 23,623,000 km (0.064 R)
• M14: 29,133,886 km (0.114 R)
• M15: 30,193,637 km (0.073 R)
• M16: 30,782,455 km (0.097 R)
• M17: 31,378,752 km (0.119 R)
• M18: 31,679,892 km (0.039 R)
• M19: 32,287,858 km (0.103 R)
• M20: 37,659,918 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.1

Radius: 6.6

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 15.93 AU - 24.75 AU

Year: 32241 Days

Day: 16.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,717,593 km

• M1: 84,373 km (0.098 R)
• M2: 586,274 km (0.11 R)
• M3: 856,597 km (0.037 R)
• M4: 1,859,651 km (0.095 R)
• M5: 2,597,917 km (0.097 R)
• M6: 3,606,805 km (0.093 R)
• M7: 4,929,699 km (0.117 R)
• M8: 6,367,334 km (0.065 R)
• M9: 8,765,388 km (0.108 R)
• M10: 9,801,652 km (0.087 R)
• M11: 11,111,232 km (0.077 R)
• M12: 11,639,612 km (0.107 R)
• M13: 12,674,979 km (0.071 R)
• M14: 13,105,821 km (0.034 R)
• M15: 13,845,732 km (0.12 R)
• M16: 16,400,415 km (0.077 R)
• M17: 20,403,055 km (0.105 R)
• M18: 23,156,703 km (0.106 R)
• M19: 23,692,413 km (0.074 R)
• M20: 26,846,535 km (0.092 R)
• M21: 28,892,136 km (0.103 R)
• M22: 32,484,130 km (0.116 R)
• M23: 33,290,912 km (0.114 R)
• M24: 34,248,787 km (0.098 R)
• M25: 35,790,842 km (0.098 R)
• M26: 37,086,659 km (0.106 R)
• M27: 41,474,364 km (0.118 R)
• M28: 53,278,982 km (0.089 R)
• M29: 57,466,825 km (0.108 R)
• M30: 64,784,255 km (0.057 R)
• M31: 68,008,090 km (0.088 R)
• M32: 69,548,349 km (0.079 R)
• M33: 70,439,055 km (0.113 R)
• M34: 71,337,091 km (0.065 R)
• M35: 72,242,906 km (0.037 R)
• M36: 75,473,472 km (0.064 R)
• M37: 76,650,209 km (0.107 R)
• M38: 80,742,758 km (0.083 R)
• M39: 83,466,935 km (0.104 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 19,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit