🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.56 AU - 0.56 AU

Year: 125 Days

Day: 31.8 Hours

Environment

Temp: 375 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.56 AU - 0.68 AU

Year: 146 Days

Day: 33.5 Hours

Environment

Temp: 304 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.51 AU - 0.81 AU

Year: 160 Days

Day: 21.4 Hours

Environment

Temp: 301 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.96 AU - 1.58 AU

Year: 427 Days

Day: 41.8 Hours

Environment

Temp: 150 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.29 AU - 1.75 AU

Year: 559 Days

Day: 22.2 Hours

Environment

Temp: 153 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 71,820,629 km

• M1: 17,204 km (0.077 R)
• M2: 103,821 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.81 AU - 2.11 AU

Year: 818 Days

Day: 14.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 9.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 16.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479

Radius: 14

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 14.66 AU - 17.78 AU

Year: 19481 Days

Day: 14.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,820,629 km

• M1: 174,132 km (0.066 R)
• M2: 795,861 km (0.047 R)
• M3: 1,506,151 km (0.085 R)
• M4: 2,987,769 km (0.086 R)
• M5: 3,499,693 km (0.088 R)
• M6: 4,222,400 km (0.046 R)
• M7: 6,286,402 km (0.062 R)
• M8: 8,398,275 km (0.112 R)
• M9: 8,902,719 km (0.056 R)
• M10: 10,028,144 km (0.101 R)
• M11: 10,947,871 km (0.083 R)
• M12: 12,239,350 km (0.07 R)
• M13: 16,803,431 km (0.059 R)
• M14: 20,530,363 km (0.08 R)
• M15: 21,635,592 km (0.117 R)
• M16: 23,268,453 km (0.114 R)
• M17: 23,964,233 km (0.12 R)
• M18: 26,241,710 km (0.055 R)
• M19: 27,986,171 km (0.076 R)
• M20: 32,192,265 km (0.089 R)
• M21: 36,936,462 km (0.053 R)
• M22: 37,747,432 km (0.063 R)
• M23: 40,679,401 km (0.077 R)
• M24: 44,820,569 km (0.119 R)
• M25: 50,382,020 km (0.102 R)
• M26: 52,900,350 km (0.088 R)
• M27: 53,758,144 km (0.116 R)
• M28: 55,325,631 km (0.069 R)
• M29: 57,282,371 km (0.075 R)
• M30: 59,469,193 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 22.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214.9

Radius: 6.1

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 19.63 AU - 26.23 AU

Year: 32745 Days

Day: 16 Hours

Environment

Temp: -180 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,820,629 km

• M1: 103,821 km (0.082 R)
• M2: 332,855 km (0.082 R)
• M3: 607,816 km (0.071 R)
• M4: 1,551,779 km (0.101 R)
• M5: 1,843,794 km (0.115 R)
• M6: 2,071,631 km (0.052 R)
• M7: 2,448,917 km (0.077 R)
• M8: 2,920,599 km (0.074 R)
• M9: 3,312,845 km (0.062 R)
• M10: 4,497,510 km (0.077 R)
• M11: 5,129,861 km (0.068 R)
• M12: 6,657,255 km (0.106 R)
• M13: 7,196,705 km (0.104 R)
• M14: 8,210,230 km (0.101 R)
• M15: 12,274,655 km (0.099 R)
• M16: 14,661,339 km (0.079 R)
• M17: 17,092,006 km (0.05 R)
• M18: 18,532,932 km (0.074 R)
• M19: 21,269,825 km (0.053 R)
• M20: 22,042,797 km (0.119 R)
• M21: 22,238,920 km (0.12 R)
• M22: 27,190,610 km (0.112 R)
• M23: 28,331,294 km (0.11 R)
• M24: 31,075,367 km (0.076 R)
• M25: 48,635,315 km (0.111 R)
• M26: 50,144,009 km (0.111 R)
• M27: 50,995,371 km (0.101 R)
• M28: 63,352,903 km (0.032 R)
• M29: 65,758,138 km (0.119 R)
• M30: 66,368,796 km (0.103 R)
• M31: 70,963,096 km (0.106 R)

Kuiper Belt

Range: 36.8 - 62.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 20,113 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit