🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.44 AU - 0.66 AU

Year: 143 Days

Day: 34.6 Hours

Environment

Temp: 227 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,196,379 km

• M1: 34,856 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.77 AU - 1.15 AU

Year: 331 Days

Day: 22.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,196,379 km

• M1: 32,014 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1 AU - 1.22 AU

Year: 411 Days

Day: 22 Hours

Environment

Temp: 31 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.42 AU - 1.7 AU

Year: 685 Days

Day: 45.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 171.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.76 AU - 2.2 AU

Year: 979 Days

Day: 25.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,196,379 km

• M1: 53,406 km (0.057 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.59 AU - 2.71 AU

Year: 1516 Days

Day: 30.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 97.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.1

Radius: 14.3

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.36 AU - 8.04 AU

Year: 6095 Days

Day: 11.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,196,379 km

• M1: 177,872 km (0.087 R)
• M2: 631,752 km (0.095 R)
• M3: 1,213,837 km (0.066 R)
• M4: 2,170,516 km (0.052 R)
• M5: 3,373,432 km (0.095 R)
• M6: 4,820,642 km (0.087 R)
• M7: 6,419,095 km (0.079 R)
• M8: 6,920,547 km (0.078 R)
• M9: 7,703,243 km (0.1 R)
• M10: 10,500,723 km (0.08 R)
• M11: 12,482,746 km (0.107 R)
• M12: 13,320,344 km (0.107 R)
• M13: 15,578,374 km (0.095 R)
• M14: 16,241,841 km (0.074 R)
• M15: 16,735,963 km (0.104 R)
• M16: 20,126,898 km (0.118 R)
• M17: 22,322,695 km (0.102 R)
• M18: 24,270,908 km (0.118 R)
• M19: 27,708,069 km (0.085 R)
• M20: 29,588,514 km (0.031 R)
• M21: 30,141,129 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.6

Radius: 12.3

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.65 AU - 15.13 AU

Year: 15328 Days

Day: 11.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,196,379 km

• M1: 153,039 km (0.102 R)
• M2: 1,009,786 km (0.063 R)
• M3: 1,890,917 km (0.085 R)
• M4: 3,036,089 km (0.034 R)
• M5: 4,170,340 km (0.1 R)
• M6: 6,231,200 km (0.108 R)
• M7: 7,948,434 km (0.073 R)
• M8: 9,045,435 km (0.06 R)
• M9: 11,023,717 km (0.104 R)
• M10: 12,662,861 km (0.119 R)
• M11: 16,364,062 km (0.069 R)
• M12: 23,427,326 km (0.117 R)

Asteroid Belt

Center: 12.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.4

Radius: 4.6

Gravity: 43.5 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 12.77 AU - 13.73 AU

Year: 16951 Days

Day: 17.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,196,379 km

• M1: 57,296 km (0.115 R)
• M2: 272,418 km (0.066 R)
• M3: 466,895 km (0.11 R)
• M4: 1,347,578 km (0.088 R)
• M5: 1,619,846 km (0.088 R)
• M6: 2,252,645 km (0.092 R)
• M7: 2,496,340 km (0.068 R)
• M8: 3,390,486 km (0.113 R)
• M9: 3,562,972 km (0.053 R)
• M10: 3,832,398 km (0.119 R)
• M11: 4,548,822 km (0.096 R)
• M12: 4,975,176 km (0.104 R)
• M13: 5,273,923 km (0.112 R)
• M14: 6,031,337 km (0.099 R)
• M15: 7,042,170 km (0.105 R)
• M16: 7,563,369 km (0.113 R)
• M17: 8,263,487 km (0.113 R)
• M18: 8,951,488 km (0.116 R)
• M19: 9,907,717 km (0.083 R)
• M20: 13,609,517 km (0.1 R)
• M21: 13,972,441 km (0.073 R)
• M22: 17,450,143 km (0.099 R)
• M23: 17,792,273 km (0.115 R)
• M24: 21,757,814 km (0.117 R)
• M25: 23,165,978 km (0.077 R)
• M26: 24,848,506 km (0.118 R)
• M27: 27,986,022 km (0.113 R)
• M28: 29,167,695 km (0.115 R)
• M29: 29,407,949 km (0.099 R)
• M30: 32,394,821 km (0.093 R)
• M31: 32,781,830 km (0.09 R)
• M32: 33,041,532 km (0.049 R)
• M33: 33,565,125 km (0.102 R)
• M34: 38,817,655 km (0.111 R)
• M35: 40,285,809 km (0.117 R)
• M36: 55,936,439 km (0.057 R)
• M37: 65,091,829 km (0.108 R)
• M38: 65,502,176 km (0.086 R)
• M39: 66,327,956 km (0.116 R)
• M40: 70,777,595 km (0.079 R)
• M41: 75,196,417 km (0.086 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 18,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit