🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.02 AU - 1.08 AU

Year: 378 Days

Day: 24.3 Hours

Environment

Temp: 115 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.97 AU - 1.21 AU

Year: 400 Days

Day: 32.3 Hours

Environment

Temp: 38 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.05 AU - 1.65 AU

Year: 551 Days

Day: 44.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 43 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.85 AU - 1.93 AU

Year: 913 Days

Day: 47.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,213,604 km

• M1: 431,291 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.11 AU - 2.85 AU

Year: 1373 Days

Day: 29 Hours

Environment

Temp: -68 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.74 AU - 2.82 AU

Year: 1629 Days

Day: 35.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.93 AU - 2.97 AU

Year: 1781 Days

Day: 23.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84

Radius: 9.2

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.24 AU - 9.26 AU

Year: 8328 Days

Day: 10.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,213,604 km

• M1: 114,442 km (0.077 R)
• M2: 2,703,832 km (0.05 R)
• M3: 3,148,138 km (0.091 R)
• M4: 3,816,092 km (0.073 R)
• M5: 4,826,476 km (0.1 R)
• M6: 5,610,369 km (0.055 R)
• M7: 7,492,161 km (0.045 R)
• M8: 9,101,534 km (0.095 R)
• M9: 12,408,096 km (0.054 R)
• M10: 17,306,678 km (0.041 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.2

Radius: 6.5

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 11.51 AU - 15.19 AU

Year: 17144 Days

Day: 17.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,213,604 km

• M1: 81,680 km (0.064 R)
• M2: 610,659 km (0.097 R)
• M3: 908,508 km (0.119 R)
• M4: 4,005,184 km (0.072 R)
• M5: 4,878,387 km (0.074 R)
• M6: 9,428,256 km (0.102 R)
• M7: 9,843,390 km (0.057 R)
• M8: 14,872,871 km (0.074 R)
• M9: 15,946,983 km (0.108 R)
• M10: 23,083,251 km (0.09 R)
• M11: 25,393,341 km (0.11 R)
• M12: 26,377,097 km (0.079 R)
• M13: 30,069,920 km (0.067 R)
• M14: 32,401,852 km (0.112 R)
• M15: 33,029,415 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222

Radius: 6.3

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 14.2 AU - 22.72 AU

Year: 27876 Days

Day: 23.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 65,213,604 km

• M1: 85,121 km (0.108 R)
• M2: 398,379 km (0.089 R)
• M3: 607,218 km (0.108 R)
• M4: 945,459 km (0.063 R)
• M5: 4,153,884 km (0.091 R)
• M6: 5,402,877 km (0.106 R)
• M7: 6,173,455 km (0.095 R)
• M8: 6,418,347 km (0.048 R)
• M9: 6,754,942 km (0.091 R)
• M10: 7,788,514 km (0.1 R)
• M11: 9,236,921 km (0.119 R)
• M12: 10,052,528 km (0.115 R)
• M13: 10,334,819 km (0.105 R)
• M14: 11,213,408 km (0.03 R)
• M15: 13,252,726 km (0.083 R)
• M16: 14,717,887 km (0.065 R)
• M17: 15,008,706 km (0.104 R)
• M18: 17,966,106 km (0.074 R)
• M19: 18,550,286 km (0.096 R)
• M20: 19,406,584 km (0.081 R)
• M21: 21,105,866 km (0.068 R)
• M22: 22,708,209 km (0.119 R)
• M23: 27,447,469 km (0.113 R)
• M24: 28,110,487 km (0.097 R)
• M25: 28,784,126 km (0.07 R)
• M26: 29,930,794 km (0.072 R)
• M27: 33,178,115 km (0.066 R)
• M28: 36,919,408 km (0.075 R)
• M29: 39,517,474 km (0.037 R)
• M30: 40,504,521 km (0.115 R)
• M31: 48,357,811 km (0.038 R)
• M32: 49,324,363 km (0.095 R)
• M33: 49,812,501 km (0.116 R)
• M34: 51,797,216 km (0.078 R)
• M35: 52,470,406 km (0.12 R)
• M36: 63,279,002 km (0.107 R)
• M37: 64,048,234 km (0.116 R)
• M38: 64,629,123 km (0.116 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 14,943 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit