🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.64 AU - 0.68 AU

Year: 194 Days

Day: 31.2 Hours

Environment

Temp: 137 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,659,078 km

• M1: 23,188 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.89 AU - 1.05 AU

Year: 345 Days

Day: 47.4 Hours

Environment

Temp: 123 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.15 AU - 1.19 AU

Year: 458 Days

Day: 14.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 49.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,659,078 km

• M1: 15,409 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.07 AU - 1.49 AU

Year: 524 Days

Day: 20 Hours

Environment

Temp: -12 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,659,078 km

• M1: 332,855 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.35 AU - 3.43 AU

Year: 1777 Days

Day: 30.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,659,078 km

• M1: 258,206 km (0.116 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.9

Radius: 13.9

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.38 AU - 6.46 AU

Year: 5883 Days

Day: 6.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,659,078 km

• M1: 172,935 km (0.093 R)
• M2: 699,669 km (0.079 R)
• M3: 1,328,130 km (0.111 R)
• M4: 1,775,128 km (0.089 R)
• M5: 3,451,073 km (0.1 R)
• M6: 4,409,846 km (0.106 R)
• M7: 6,246,010 km (0.091 R)
• M8: 9,532,676 km (0.118 R)
• M9: 10,340,205 km (0.086 R)
• M10: 11,862,962 km (0.118 R)
• M11: 12,324,321 km (0.06 R)
• M12: 13,530,679 km (0.097 R)
• M13: 15,404,093 km (0.101 R)
• M14: 16,516,802 km (0.034 R)
• M15: 18,839,907 km (0.062 R)
• M16: 21,103,472 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.2

Radius: 10.3

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.8 AU - 8.64 AU

Year: 7016 Days

Day: 6.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,659,078 km

• M1: 128,205 km (0.071 R)
• M2: 920,177 km (0.098 R)
• M3: 1,734,438 km (0.095 R)
• M4: 2,167,823 km (0.117 R)
• M5: 2,513,543 km (0.053 R)
• M6: 3,381,211 km (0.099 R)
• M7: 7,082,711 km (0.117 R)
• M8: 7,663,899 km (0.07 R)
• M9: 8,159,367 km (0.118 R)
• M10: 10,086,188 km (0.07 R)
• M11: 11,203,833 km (0.119 R)
• M12: 12,145,552 km (0.052 R)
• M13: 16,571,106 km (0.104 R)
• M14: 17,206,747 km (0.106 R)
• M15: 18,594,417 km (0.106 R)
• M16: 21,218,513 km (0.044 R)
• M17: 29,436,523 km (0.1 R)
• M18: 33,084,018 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.7

Radius: 7.5

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 12.58 AU - 12.68 AU

Year: 16233 Days

Day: 16 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,659,078 km

• M1: 95,892 km (0.083 R)
• M2: 434,432 km (0.096 R)
• M3: 1,218,475 km (0.111 R)
• M4: 1,451,997 km (0.119 R)
• M5: 2,048,892 km (0.046 R)
• M6: 2,730,012 km (0.096 R)
• M7: 3,978,555 km (0.079 R)
• M8: 4,405,358 km (0.113 R)
• M9: 4,930,147 km (0.081 R)
• M10: 6,672,364 km (0.11 R)
• M11: 7,230,963 km (0.089 R)
• M12: 7,914,027 km (0.097 R)
• M13: 8,490,726 km (0.105 R)
• M14: 9,781,906 km (0.109 R)
• M15: 10,559,515 km (0.117 R)
• M16: 12,174,724 km (0.106 R)
• M17: 13,008,432 km (0.115 R)
• M18: 14,575,769 km (0.076 R)
• M19: 15,737,696 km (0.092 R)
• M20: 17,117,288 km (0.107 R)
• M21: 18,080,698 km (0.051 R)
• M22: 20,115,229 km (0.094 R)
• M23: 22,866,932 km (0.115 R)
• M24: 24,432,474 km (0.099 R)
• M25: 30,940,580 km (0.109 R)
• M26: 32,853,188 km (0.095 R)
• M27: 38,380,979 km (0.105 R)
• M28: 41,863,917 km (0.067 R)
• M29: 43,755,732 km (0.113 R)
• M30: 46,776,262 km (0.094 R)
• M31: 49,450,773 km (0.048 R)
• M32: 50,743,897 km (0.089 R)
• M33: 53,905,199 km (0.102 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 18,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit