🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.63 AU - 0.73 AU

Year: 216 Days

Day: 16.6 Hours

Environment

Temp: 178 °C

Axial Tilt: 158.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.8 AU - 0.82 AU

Year: 281 Days

Day: 12.6 Hours

Environment

Temp: 29 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.68 AU - 0.96 AU

Year: 286 Days

Day: 38.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,410,083 km

• M1: 229,932 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.76 AU - 0.9 AU

Year: 291 Days

Day: 30 Hours

Environment

Temp: 44 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,410,083 km

• M1: 248,781 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.01 AU - 3.43 AU

Year: 2225 Days

Day: 39.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.23 AU - 3.37 AU

Year: 2308 Days

Day: 34.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.44 AU - 3.82 AU

Year: 2663 Days

Day: 37.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.8

Radius: 8.7

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.52 AU - 8.36 AU

Year: 7039 Days

Day: 8.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,410,083 km

• M1: 108,309 km (0.053 R)
• M2: 465,399 km (0.109 R)
• M3: 761,004 km (0.117 R)
• M4: 1,073,514 km (0.077 R)
• M5: 1,461,272 km (0.039 R)
• M6: 1,805,347 km (0.052 R)
• M7: 2,083,749 km (0.119 R)
• M8: 2,539,274 km (0.092 R)
• M9: 3,459,152 km (0.092 R)
• M10: 3,915,575 km (0.12 R)
• M11: 4,585,923 km (0.115 R)
• M12: 5,970,900 km (0.065 R)
• M13: 6,467,864 km (0.112 R)
• M14: 6,925,035 km (0.082 R)
• M15: 7,509,065 km (0.119 R)
• M16: 9,459,073 km (0.116 R)
• M17: 11,820,476 km (0.11 R)
• M18: 15,107,291 km (0.11 R)
• M19: 17,174,135 km (0.029 R)
• M20: 17,484,102 km (0.116 R)
• M21: 17,797,659 km (0.053 R)
• M22: 18,436,292 km (0.097 R)
• M23: 20,099,372 km (0.091 R)
• M24: 21,715,777 km (0.107 R)
• M25: 22,151,256 km (0.042 R)
• M26: 26,010,432 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.7

Radius: 12.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.12 AU - 11.24 AU

Year: 10709 Days

Day: 14 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,410,083 km

• M1: 158,125 km (0.098 R)
• M2: 697,126 km (0.048 R)
• M3: 1,374,655 km (0.041 R)
• M4: 2,668,078 km (0.045 R)
• M5: 3,088,149 km (0.118 R)
• M6: 3,708,830 km (0.03 R)
• M7: 4,747,937 km (0.032 R)
• M8: 6,308,991 km (0.097 R)
• M9: 8,189,137 km (0.062 R)
• M10: 9,482,710 km (0.086 R)
• M11: 10,047,292 km (0.074 R)
• M12: 10,688,469 km (0.099 R)
• M13: 12,171,881 km (0.117 R)
• M14: 13,918,287 km (0.06 R)
• M15: 19,249,057 km (0.097 R)
• M16: 20,155,321 km (0.114 R)
• M17: 23,229,109 km (0.097 R)
• M18: 24,067,455 km (0.099 R)
• M19: 25,804,436 km (0.113 R)
• M20: 31,066,691 km (0.088 R)
• M21: 32,891,037 km (0.106 R)
• M22: 36,502,628 km (0.093 R)
• M23: 39,971,953 km (0.065 R)
• M24: 42,265,886 km (0.098 R)
• M25: 53,118,464 km (0.108 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 18,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit