🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.73 AU - 0.79 AU

Year: 248 Days

Day: 42.1 Hours

Environment

Temp: 87 °C

Axial Tilt: 103.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.7 AU - 0.84 AU

Year: 253 Days

Day: 25.4 Hours

Environment

Temp: 123 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.83 AU - 1.17 AU

Year: 375 Days

Day: 29.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.95 AU - 1.33 AU

Year: 456 Days

Day: 40.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.11 AU - 1.25 AU

Year: 480 Days

Day: 33.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.15 AU - 1.31 AU

Year: 511 Days

Day: 47.1 Hours

Environment

Temp: -18 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 7 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.31 AU - 3.47 AU

Year: 1841 Days

Day: 23.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.7

Radius: 13.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.28 AU - 4.82 AU

Year: 3637 Days

Day: 8.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,671,971 km

• M1: 163,810 km (0.063 R)
• M2: 571,464 km (0.101 R)
• M3: 1,009,636 km (0.111 R)
• M4: 1,536,520 km (0.119 R)
• M5: 2,319,365 km (0.109 R)
• M6: 2,897,412 km (0.085 R)
• M7: 3,510,613 km (0.08 R)
• M8: 4,254,414 km (0.071 R)
• M9: 5,660,933 km (0.08 R)
• M10: 6,936,554 km (0.104 R)
• M11: 8,323,626 km (0.082 R)
• M12: 8,799,945 km (0.104 R)
• M13: 9,568,429 km (0.067 R)
• M14: 10,591,380 km (0.105 R)
• M15: 11,020,426 km (0.106 R)
• M16: 12,331,053 km (0.104 R)
• M17: 14,619,602 km (0.093 R)
• M18: 15,044,759 km (0.04 R)
• M19: 16,828,713 km (0.113 R)
• M20: 17,473,480 km (0.105 R)
• M21: 18,625,832 km (0.096 R)
• M22: 19,062,957 km (0.064 R)
• M23: 19,828,151 km (0.114 R)
• M24: 21,900,081 km (0.087 R)
• M25: 22,317,160 km (0.11 R)
• M26: 24,632,187 km (0.08 R)
• M27: 25,540,246 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820

Radius: 7

Gravity: 16.73 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 11.34 AU - 17.32 AU

Year: 20328 Days

Day: 23.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,671,971 km

• M1: 87,664 km (0.1 R)
• M2: 335,847 km (0.107 R)
• M3: 555,008 km (0.11 R)
• M4: 821,292 km (0.057 R)
• M5: 1,079,648 km (0.057 R)
• M6: 2,097,512 km (0.106 R)
• M7: 2,637,111 km (0.085 R)
• M8: 3,237,448 km (0.106 R)
• M9: 3,893,434 km (0.097 R)
• M10: 5,668,862 km (0.11 R)
• M11: 6,942,388 km (0.088 R)
• M12: 7,276,440 km (0.076 R)
• M13: 7,521,482 km (0.058 R)
• M14: 8,396,330 km (0.106 R)
• M15: 8,997,414 km (0.085 R)
• M16: 13,513,176 km (0.041 R)
• M17: 15,196,002 km (0.114 R)
• M18: 21,075,498 km (0.114 R)
• M19: 23,542,367 km (0.086 R)
• M20: 26,310,077 km (0.066 R)
• M21: 26,772,035 km (0.069 R)
• M22: 28,553,147 km (0.065 R)
• M23: 31,694,702 km (0.077 R)
• M24: 35,059,308 km (0.106 R)
• M25: 36,899,661 km (0.116 R)
• M26: 38,952,443 km (0.077 R)
• M27: 41,235,157 km (0.073 R)
• M28: 41,546,021 km (0.112 R)
• M29: 43,124,279 km (0.025 R)
• M30: 44,742,030 km (0.104 R)
• M31: 45,070,398 km (0.102 R)
• M32: 50,544,932 km (0.119 R)
• M33: 51,798,861 km (0.053 R)
• M34: 55,684,815 km (0.102 R)
• M35: 67,634,095 km (0.041 R)
• M36: 71,369,703 km (0.085 R)
• M37: 72,042,894 km (0.067 R)
• M38: 75,472,425 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 18,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit