🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.71 AU - 0.79 AU

Year: 250 Days

Day: 15.7 Hours

Environment

Temp: 97 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,282,506 km

• M1: 119,977 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.23 AU - 1.23 AU

Year: 525 Days

Day: 37.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.13 AU - 1.51 AU

Year: 584 Days

Day: 35.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.82 AU - 2.32 AU

Year: 1147 Days

Day: 24.1 Hours

Environment

Temp: -97 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.44 AU - 3.26 AU

Year: 1852 Days

Day: 12.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,282,506 km

• M1: 56,249 km (0.077 R)
• M2: 156,779 km (0.104 R)

Asteroid Belt

Center: 3.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175

Radius: 13.4

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.44 AU - 4.62 AU

Year: 3115 Days

Day: 6.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,282,506 km

• M1: 168,447 km (0.086 R)
• M2: 649,554 km (0.113 R)
• M3: 1,167,911 km (0.064 R)
• M4: 1,618,649 km (0.12 R)
• M5: 2,527,306 km (0.069 R)
• M6: 3,134,524 km (0.03 R)
• M7: 4,451,434 km (0.056 R)
• M8: 5,150,804 km (0.042 R)
• M9: 6,015,630 km (0.045 R)
• M10: 7,316,682 km (0.111 R)
• M11: 7,752,610 km (0.071 R)
• M12: 8,263,786 km (0.102 R)
• M13: 8,949,842 km (0.042 R)
• M14: 10,233,242 km (0.096 R)
• M15: 11,273,845 km (0.111 R)
• M16: 12,691,734 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 8.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.14 AU - 6.6 AU

Year: 5476 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,282,506 km

• M1: 107,112 km (0.118 R)
• M2: 481,107 km (0.087 R)
• M3: 1,465,461 km (0.093 R)
• M4: 1,945,072 km (0.078 R)
• M5: 2,468,814 km (0.058 R)
• M6: 3,116,722 km (0.09 R)
• M7: 3,480,993 km (0.114 R)
• M8: 4,070,708 km (0.05 R)
• M9: 4,571,711 km (0.069 R)
• M10: 5,066,431 km (0.071 R)
• M11: 5,448,504 km (0.112 R)
• M12: 6,057,367 km (0.042 R)
• M13: 9,023,594 km (0.093 R)
• M14: 9,301,846 km (0.11 R)
• M15: 10,510,896 km (0.066 R)
• M16: 11,212,959 km (0.095 R)
• M17: 12,281,686 km (0.079 R)
• M18: 13,507,042 km (0.032 R)
• M19: 14,149,415 km (0.112 R)
• M20: 17,241,454 km (0.117 R)
• M21: 18,327,834 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.9

Radius: 8.6

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.72 AU - 7.62 AU

Year: 7392 Days

Day: 12.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,282,506 km

• M1: 106,962 km (0.117 R)
• M2: 390,750 km (0.076 R)
• M3: 758,611 km (0.094 R)
• M4: 1,720,226 km (0.062 R)
• M5: 3,974,367 km (0.114 R)
• M6: 5,622,187 km (0.078 R)
• M7: 5,935,744 km (0.11 R)
• M8: 7,623,956 km (0.109 R)
• M9: 8,068,860 km (0.103 R)
• M10: 9,207,749 km (0.072 R)
• M11: 11,149,380 km (0.029 R)
• M12: 13,180,320 km (0.065 R)
• M13: 14,982,676 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.8

Radius: 8

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.84 AU - 12.18 AU

Year: 14065 Days

Day: 15 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,282,506 km

• M1: 233,971 km (0.109 R)
• M2: 872,305 km (0.074 R)
• M3: 1,451,099 km (0.105 R)
• M4: 2,102,000 km (0.111 R)
• M5: 3,091,889 km (0.088 R)
• M6: 4,540,744 km (0.109 R)
• M7: 4,846,223 km (0.063 R)
• M8: 6,061,556 km (0.054 R)
• M9: 7,895,028 km (0.085 R)
• M10: 16,473,568 km (0.072 R)
• M11: 18,940,736 km (0.093 R)
• M12: 24,969,381 km (0.09 R)
• M13: 27,099,953 km (0.11 R)
• M14: 34,098,441 km (0.06 R)
• M15: 46,498,908 km (0.038 R)
• M16: 47,360,741 km (0.058 R)
• M17: 49,562,074 km (0.072 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492

Radius: 6.3

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 13.45 AU - 20.99 AU

Year: 27512 Days

Day: 24.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,282,506 km

• M1: 78,539 km (0.057 R)
• M2: 463,454 km (0.046 R)
• M3: 793,168 km (0.063 R)
• M4: 1,754,185 km (0.117 R)
• M5: 2,048,144 km (0.059 R)
• M6: 3,076,929 km (0.111 R)
• M7: 3,750,867 km (0.086 R)
• M8: 4,039,741 km (0.119 R)
• M9: 5,427,112 km (0.074 R)
• M10: 6,406,379 km (0.045 R)
• M11: 6,914,264 km (0.106 R)
• M12: 8,062,428 km (0.039 R)
• M13: 9,102,731 km (0.056 R)
• M14: 11,513,052 km (0.102 R)
• M15: 13,485,350 km (0.08 R)
• M16: 13,709,149 km (0.111 R)
• M17: 15,919,906 km (0.113 R)
• M18: 17,109,658 km (0.108 R)
• M19: 18,357,604 km (0.044 R)
• M20: 20,537,544 km (0.032 R)
• M21: 21,740,610 km (0.051 R)
• M22: 24,396,870 km (0.119 R)
• M23: 27,620,105 km (0.087 R)
• M24: 28,713,516 km (0.119 R)
• M25: 34,616,498 km (0.107 R)
• M26: 48,924,637 km (0.108 R)
• M27: 55,336,103 km (0.078 R)
• M28: 57,656,964 km (0.088 R)
• M29: 61,258,832 km (0.106 R)
• M30: 67,372,448 km (0.114 R)
• M31: 67,590,263 km (0.046 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 17,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit