🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.4 AU - 0.6 AU

Year: 130 Days

Day: 46.5 Hours

Environment

Temp: 230 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,953,414 km

• M1: 46,226 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.72 AU - 0.96 AU

Year: 283 Days

Day: 39.2 Hours

Environment

Temp: 99 °C

Axial Tilt: 102.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,953,414 km

• M1: 43,383 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.03 AU - 1.17 AU

Year: 424 Days

Day: 19.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 48.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.07 AU - 1.45 AU

Year: 519 Days

Day: 19 Hours

Environment

Temp: -9 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 110,953,414 km

• M1: 229,334 km (0.107 R)
• M2: 779,405 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.46 AU - 1.66 AU

Year: 715 Days

Day: 17.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.98 AU - 3.16 AU

Year: 1975 Days

Day: 38.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.8

Radius: 11.5

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.24 AU - 9.14 AU

Year: 8604 Days

Day: 10.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 110,953,414 km

• M1: 143,016 km (0.07 R)
• M2: 573,409 km (0.082 R)
• M3: 1,384,079 km (0.105 R)
• M4: 2,512,197 km (0.112 R)
• M5: 3,015,594 km (0.089 R)
• M6: 3,751,017 km (0.093 R)
• M7: 5,118,641 km (0.12 R)
• M8: 6,651,121 km (0.111 R)
• M9: 7,936,616 km (0.086 R)
• M10: 10,501,771 km (0.111 R)
• M11: 11,866,701 km (0.072 R)
• M12: 13,691,347 km (0.073 R)
• M13: 14,339,255 km (0.092 R)
• M14: 16,340,725 km (0.05 R)
• M15: 17,613,653 km (0.052 R)
• M16: 18,028,937 km (0.074 R)
• M17: 18,735,787 km (0.104 R)
• M18: 21,670,448 km (0.056 R)
• M19: 22,308,334 km (0.098 R)
• M20: 24,211,967 km (0.056 R)
• M21: 24,812,153 km (0.074 R)
• M22: 29,489,480 km (0.106 R)
• M23: 30,769,440 km (0.101 R)
• M24: 31,372,618 km (0.057 R)
• M25: 35,377,204 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248

Radius: 13.9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 9.04 AU - 13.78 AU

Year: 14148 Days

Day: 9 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 110,953,414 km

• M1: 172,935 km (0.067 R)
• M2: 795,861 km (0.119 R)
• M3: 2,140,446 km (0.045 R)
• M4: 4,596,694 km (0.071 R)
• M5: 6,776,335 km (0.093 R)
• M6: 9,481,812 km (0.111 R)
• M7: 15,847,351 km (0.059 R)
• M8: 32,915,421 km (0.078 R)
• M9: 35,337,111 km (0.114 R)
• M10: 37,757,455 km (0.074 R)
• M11: 39,431,156 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.4

Radius: 4.5

Gravity: 40.41 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 14.89 AU - 24.61 AU

Year: 32220 Days

Day: 16.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 110,953,414 km

• M1: 60,288 km (0.038 R)
• M2: 252,372 km (0.051 R)
• M3: 2,096,465 km (0.064 R)
• M4: 2,845,501 km (0.071 R)
• M5: 3,140,957 km (0.036 R)
• M6: 5,448,654 km (0.049 R)
• M7: 7,811,552 km (0.107 R)
• M8: 10,571,184 km (0.117 R)
• M9: 11,866,103 km (0.12 R)
• M10: 13,263,347 km (0.102 R)
• M11: 17,133,145 km (0.097 R)
• M12: 19,116,962 km (0.079 R)
• M13: 19,635,917 km (0.114 R)
• M14: 21,918,033 km (0.074 R)
• M15: 23,415,956 km (0.044 R)
• M16: 30,370,761 km (0.093 R)
• M17: 31,505,760 km (0.114 R)
• M18: 31,938,547 km (0.088 R)
• M19: 36,486,771 km (0.092 R)
• M20: 73,082,300 km (0.104 R)
• M21: 74,859,223 km (0.09 R)
• M22: 84,731,935 km (0.072 R)
• M23: 90,703,583 km (0.075 R)
• M24: 109,298,299 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 17,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit