🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.44 AU - 0.66 AU

Year: 143 Days

Day: 21.8 Hours

Environment

Temp: 199 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.57 AU - 0.89 AU

Year: 219 Days

Day: 28.4 Hours

Environment

Temp: 212 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.73 AU - 0.81 AU

Year: 237 Days

Day: 24.2 Hours

Environment

Temp: 195 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.02 AU - 3.06 AU

Year: 1423 Days

Day: 37 Hours

Environment

Temp: -71 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.2

Radius: 14.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.98 AU - 12.76 AU

Year: 12596 Days

Day: 14.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,479,160 km

• M1: 185,352 km (0.098 R)
• M2: 687,253 km (0.082 R)
• M3: 1,188,106 km (0.079 R)
• M4: 2,103,645 km (0.115 R)
• M5: 2,819,471 km (0.115 R)
• M6: 3,743,687 km (0.119 R)
• M7: 5,355,155 km (0.047 R)
• M8: 8,004,533 km (0.044 R)
• M9: 9,379,188 km (0.086 R)
• M10: 10,296,373 km (0.077 R)
• M11: 10,802,761 km (0.025 R)
• M12: 11,272,798 km (0.087 R)
• M13: 15,213,954 km (0.057 R)
• M14: 16,617,930 km (0.082 R)
• M15: 19,147,630 km (0.045 R)
• M16: 22,764,906 km (0.093 R)
• M17: 23,714,105 km (0.091 R)
• M18: 24,599,724 km (0.106 R)
• M19: 26,720,274 km (0.11 R)
• M20: 27,679,346 km (0.081 R)
• M21: 28,960,203 km (0.075 R)
• M22: 36,196,252 km (0.098 R)
• M23: 41,808,715 km (0.074 R)
• M24: 44,420,395 km (0.115 R)
• M25: 44,955,507 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.5

Radius: 5.7

Gravity: 12.63 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 14.17 AU - 16.93 AU

Year: 21551 Days

Day: 17.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,479,160 km

• M1: 70,909 km (0.114 R)
• M2: 578,046 km (0.119 R)
• M3: 848,370 km (0.086 R)
• M4: 1,926,073 km (0.05 R)
• M5: 5,025,441 km (0.1 R)
• M6: 6,167,771 km (0.097 R)
• M7: 7,198,650 km (0.053 R)
• M8: 7,660,309 km (0.085 R)
• M9: 9,985,359 km (0.091 R)
• M10: 13,348,917 km (0.116 R)
• M11: 14,838,762 km (0.096 R)
• M12: 16,912,638 km (0.1 R)
• M13: 18,568,088 km (0.062 R)
• M14: 26,706,062 km (0.087 R)
• M15: 33,405,504 km (0.101 R)
• M16: 37,480,400 km (0.097 R)
• M17: 40,853,832 km (0.12 R)
• M18: 42,912,149 km (0.067 R)
• M19: 46,127,755 km (0.114 R)
• M20: 47,713,942 km (0.112 R)
• M21: 66,420,108 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.5

Radius: 6.3

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 15.2 AU - 18.18 AU

Year: 23964 Days

Day: 24.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,479,160 km

• M1: 78,389 km (0.066 R)
• M2: 306,526 km (0.099 R)
• M3: 1,615,807 km (0.089 R)
• M4: 2,120,550 km (0.119 R)
• M5: 2,676,904 km (0.078 R)
• M6: 3,188,379 km (0.108 R)
• M7: 4,011,317 km (0.028 R)
• M8: 5,004,797 km (0.116 R)
• M9: 5,343,935 km (0.084 R)
• M10: 5,698,332 km (0.039 R)
• M11: 6,367,185 km (0.089 R)
• M12: 7,180,548 km (0.087 R)
• M13: 8,633,742 km (0.064 R)
• M14: 10,213,047 km (0.09 R)
• M15: 10,514,038 km (0.055 R)
• M16: 11,388,437 km (0.089 R)
• M17: 12,445,944 km (0.093 R)
• M18: 13,281,000 km (0.077 R)
• M19: 14,227,206 km (0.108 R)
• M20: 14,754,988 km (0.116 R)
• M21: 15,531,401 km (0.093 R)
• M22: 17,419,924 km (0.057 R)
• M23: 22,043,246 km (0.073 R)
• M24: 27,538,724 km (0.101 R)
• M25: 30,787,391 km (0.1 R)
• M26: 33,881,973 km (0.104 R)
• M27: 37,890,149 km (0.028 R)
• M28: 40,530,701 km (0.089 R)
• M29: 42,822,839 km (0.103 R)
• M30: 56,520,469 km (0.104 R)
• M31: 57,462,188 km (0.059 R)
• M32: 58,032,156 km (0.111 R)
• M33: 58,990,629 km (0.032 R)
• M34: 72,427,360 km (0.088 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 14,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit