🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.59 AU - 0.79 AU

Year: 208 Days

Day: 34.5 Hours

Environment

Temp: 115 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.33 AU - 1.73 AU

Year: 688 Days

Day: 40.9 Hours

Environment

Temp: -27 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,572,501 km

• M1: 723,306 km (0.114 R)
• M2: 1,074,562 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.76 AU - 4.56 AU

Year: 2545 Days

Day: 19.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.9

Radius: 9.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.96 AU - 8.42 AU

Year: 7750 Days

Day: 7.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 30,572,501 km

• M1: 117,883 km (0.081 R)
• M2: 259,552 km (0.081 R)
• M3: 333,603 km (0.108 R)
• M4: 587,022 km (0.064 R)
• M5: 966,701 km (0.07 R)
• M6: 1,351,467 km (0.045 R)
• M7: 1,430,754 km (0.088 R)
• M8: 1,527,993 km (0.063 R)
• M9: 1,815,969 km (0.084 R)
• M10: 2,084,347 km (0.117 R)
• M11: 2,501,127 km (0.106 R)
• M12: 2,599,413 km (0.094 R)
• M13: 2,719,240 km (0.069 R)
• M14: 3,026,814 km (0.08 R)
• M15: 3,302,523 km (0.107 R)
• M16: 3,586,459 km (0.073 R)
• M17: 3,832,847 km (0.109 R)
• M18: 4,061,732 km (0.101 R)
• M19: 4,508,880 km (0.115 R)
• M20: 5,171,449 km (0.104 R)
• M21: 6,915,760 km (0.05 R)
• M22: 7,110,686 km (0.116 R)
• M23: 7,879,469 km (0.076 R)
• M24: 8,644,663 km (0.066 R)
• M25: 8,794,560 km (0.117 R)
• M26: 9,066,379 km (0.114 R)
• M27: 9,649,661 km (0.025 R)
• M28: 10,150,216 km (0.051 R)
• M29: 10,949,218 km (0.113 R)
• M30: 11,143,994 km (0.114 R)
• M31: 11,636,022 km (0.073 R)
• M32: 11,735,355 km (0.111 R)
• M33: 11,967,979 km (0.043 R)
• M34: 12,438,016 km (0.059 R)
• M35: 13,604,430 km (0.096 R)
• M36: 13,778,861 km (0.118 R)
• M37: 14,236,033 km (0.087 R)
• M38: 14,841,306 km (0.041 R)
• M39: 16,632,740 km (0.113 R)
• M40: 16,744,639 km (0.117 R)
• M41: 16,894,088 km (0.115 R)
• M42: 17,345,574 km (0.032 R)
• M43: 18,452,748 km (0.101 R)
• M44: 18,956,444 km (0.06 R)
• M45: 19,151,519 km (0.085 R)
• M46: 20,096,529 km (0.113 R)
• M47: 20,534,701 km (0.118 R)
• M48: 20,694,921 km (0.101 R)
• M49: 20,775,105 km (0.05 R)
• M50: 21,380,079 km (0.075 R)
• M51: 22,236,826 km (0.062 R)
• M52: 23,104,793 km (0.053 R)
• M53: 23,313,033 km (0.038 R)
• M54: 23,899,606 km (0.119 R)
• M55: 25,516,011 km (0.098 R)
• M56: 26,250,537 km (0.095 R)
• M57: 26,860,597 km (0.046 R)
• M58: 28,139,210 km (0.084 R)
• M59: 29,663,463 km (0.078 R)
• M60: 29,844,476 km (0.08 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 18,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit