🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.65 AU - 0.91 AU

Year: 264 Days

Day: 23.2 Hours

Environment

Temp: 76 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.81 AU - 0.89 AU

Year: 300 Days

Day: 14.8 Hours

Environment

Temp: 33 °C

Axial Tilt: 4.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.69 AU - 1.13 AU

Year: 332 Days

Day: 35.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 102.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,657,216 km

• M1: 18,700 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.81 AU - 1.09 AU

Year: 355 Days

Day: 37.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.46 AU - 2.26 AU

Year: 971 Days

Day: 29.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.6

Radius: 11.6

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.2 AU - 6.88 AU

Year: 6404 Days

Day: 10.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,657,216 km

• M1: 144,512 km (0.087 R)
• M2: 976,276 km (0.029 R)
• M3: 2,009,399 km (0.099 R)
• M4: 2,787,906 km (0.043 R)
• M5: 3,552,052 km (0.111 R)
• M6: 4,269,822 km (0.06 R)
• M7: 5,709,552 km (0.11 R)
• M8: 7,339,421 km (0.06 R)
• M9: 10,382,990 km (0.07 R)
• M10: 11,345,353 km (0.109 R)
• M11: 12,002,088 km (0.074 R)
• M12: 12,471,376 km (0.119 R)
• M13: 17,003,294 km (0.088 R)
• M14: 17,729,442 km (0.085 R)
• M15: 21,293,761 km (0.066 R)
• M16: 21,674,637 km (0.073 R)
• M17: 22,607,230 km (0.025 R)
• M18: 23,243,769 km (0.053 R)
• M19: 27,406,031 km (0.114 R)
• M20: 30,090,265 km (0.098 R)
• M21: 35,227,905 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.3

Radius: 10.1

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.21 AU - 10.15 AU

Year: 10650 Days

Day: 10.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,657,216 km

• M1: 125,662 km (0.039 R)
• M2: 592,557 km (0.116 R)
• M3: 1,357,301 km (0.119 R)
• M4: 2,814,385 km (0.115 R)
• M5: 3,520,786 km (0.103 R)
• M6: 3,888,946 km (0.104 R)
• M7: 4,224,943 km (0.055 R)
• M8: 8,279,195 km (0.099 R)
• M9: 14,386,079 km (0.076 R)
• M10: 15,609,790 km (0.113 R)
• M11: 19,050,391 km (0.112 R)
• M12: 19,942,443 km (0.091 R)
• M13: 25,693,285 km (0.089 R)
• M14: 31,556,624 km (0.105 R)
• M15: 35,884,939 km (0.078 R)
• M16: 42,614,150 km (0.113 R)
• M17: 46,709,542 km (0.088 R)
• M18: 51,524,947 km (0.082 R)
• M19: 51,992,740 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.1

Radius: 12.5

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.22 AU - 12.04 AU

Year: 12345 Days

Day: 8.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,657,216 km

• M1: 179,667 km (0.074 R)
• M2: 575,503 km (0.114 R)
• M3: 3,616,529 km (0.104 R)
• M4: 5,213,336 km (0.105 R)
• M5: 5,686,215 km (0.107 R)
• M6: 7,362,310 km (0.1 R)
• M7: 7,785,223 km (0.076 R)
• M8: 9,395,644 km (0.114 R)
• M9: 10,253,438 km (0.049 R)
• M10: 12,418,568 km (0.089 R)
• M11: 17,189,095 km (0.058 R)
• M12: 22,086,929 km (0.053 R)
• M13: 24,153,025 km (0.09 R)
• M14: 26,149,259 km (0.103 R)
• M15: 28,459,200 km (0.078 R)
• M16: 29,823,383 km (0.086 R)
• M17: 31,120,995 km (0.084 R)
• M18: 31,561,710 km (0.104 R)
• M19: 34,061,042 km (0.074 R)
• M20: 38,304,684 km (0.101 R)
• M21: 39,065,988 km (0.118 R)
• M22: 40,096,717 km (0.106 R)
• M23: 49,751,764 km (0.041 R)
• M24: 50,506,186 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.9

Radius: 5.9

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 13.01 AU - 16.59 AU

Year: 21800 Days

Day: 19.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,657,216 km

• M1: 73,901 km (0.09 R)
• M2: 338,091 km (0.09 R)
• M3: 1,226,254 km (0.078 R)
• M4: 1,416,841 km (0.118 R)
• M5: 1,692,999 km (0.084 R)
• M6: 2,255,188 km (0.061 R)
• M7: 2,526,110 km (0.077 R)
• M8: 3,649,889 km (0.114 R)
• M9: 6,558,371 km (0.045 R)
• M10: 7,076,578 km (0.048 R)
• M11: 8,672,488 km (0.075 R)
• M12: 8,960,015 km (0.091 R)
• M13: 11,250,508 km (0.065 R)
• M14: 12,042,629 km (0.087 R)
• M15: 12,400,766 km (0.118 R)
• M16: 12,871,401 km (0.112 R)
• M17: 14,584,296 km (0.092 R)
• M18: 14,874,217 km (0.113 R)
• M19: 15,525,267 km (0.079 R)
• M20: 17,332,858 km (0.025 R)
• M21: 18,862,796 km (0.111 R)
• M22: 26,912,807 km (0.116 R)
• M23: 29,049,513 km (0.059 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 12,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit