🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.42 AU - 0.62 AU

Year: 142 Days

Day: 46.9 Hours

Environment

Temp: 155 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.69 AU - 0.83 AU

Year: 251 Days

Day: 32.8 Hours

Environment

Temp: 106 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.44 AU - 1.92 AU

Year: 825 Days

Day: 34.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.41 AU - 3.13 AU

Year: 1746 Days

Day: 19.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.27 AU - 3.61 AU

Year: 1909 Days

Day: 27.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.2

Radius: 14.7

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.61 AU - 6.49 AU

Year: 4952 Days

Day: 5.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,940,835 km

• M1: 183,856 km (0.03 R)
• M2: 782,696 km (0.113 R)
• M3: 1,442,722 km (0.071 R)
• M4: 2,024,059 km (0.1 R)
• M5: 2,900,852 km (0.079 R)
• M6: 5,547,089 km (0.065 R)
• M7: 6,335,919 km (0.061 R)
• M8: 8,431,934 km (0.105 R)
• M9: 9,079,843 km (0.087 R)
• M10: 9,678,982 km (0.107 R)
• M11: 10,219,479 km (0.103 R)
• M12: 11,406,838 km (0.066 R)
• M13: 13,130,953 km (0.075 R)
• M14: 15,243,873 km (0.067 R)
• M15: 16,498,401 km (0.087 R)
• M16: 16,971,280 km (0.109 R)
• M17: 19,538,679 km (0.104 R)
• M18: 20,880,871 km (0.098 R)
• M19: 26,224,357 km (0.109 R)
• M20: 27,032,186 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.6

Radius: 11.2

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.14 AU - 7.96 AU

Year: 6349 Days

Day: 6.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,940,835 km

• M1: 139,276 km (0.109 R)
• M2: 505,192 km (0.073 R)
• M3: 1,207,704 km (0.078 R)
• M4: 2,132,368 km (0.09 R)
• M5: 2,690,518 km (0.096 R)
• M6: 3,129,288 km (0.094 R)
• M7: 3,853,192 km (0.067 R)
• M8: 4,255,311 km (0.088 R)
• M9: 4,825,579 km (0.119 R)
• M10: 5,601,842 km (0.052 R)
• M11: 6,598,912 km (0.056 R)
• M12: 7,289,156 km (0.111 R)
• M13: 8,771,073 km (0.046 R)
• M14: 9,292,272 km (0.079 R)
• M15: 12,003,284 km (0.072 R)
• M16: 12,646,406 km (0.069 R)
• M17: 13,199,619 km (0.088 R)
• M18: 15,828,502 km (0.074 R)
• M19: 16,276,697 km (0.061 R)
• M20: 20,473,815 km (0.098 R)
• M21: 23,476,095 km (0.081 R)
• M22: 30,931,305 km (0.065 R)
• M23: 32,549,804 km (0.075 R)
• M24: 35,516,928 km (0.049 R)
• M25: 37,971,231 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.4

Radius: 11.6

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.08 AU - 8 AU

Year: 7075 Days

Day: 15 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,940,835 km

• M1: 144,661 km (0.077 R)
• M2: 1,397,244 km (0.108 R)
• M3: 2,544,361 km (0.116 R)
• M4: 3,078,575 km (0.053 R)
• M5: 4,441,710 km (0.076 R)
• M6: 5,561,002 km (0.086 R)
• M7: 6,767,060 km (0.082 R)
• M8: 12,512,964 km (0.117 R)
• M9: 12,888,754 km (0.11 R)
• M10: 14,212,845 km (0.119 R)
• M11: 16,618,379 km (0.051 R)
• M12: 17,015,561 km (0.078 R)
• M13: 18,245,256 km (0.109 R)
• M14: 21,078,490 km (0.119 R)
• M15: 21,881,082 km (0.111 R)
• M16: 22,289,933 km (0.111 R)
• M17: 22,982,571 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.5

Radius: 11.8

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.49 AU - 9.11 AU

Year: 8251 Days

Day: 14.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,940,835 km

• M1: 146,905 km (0.094 R)
• M2: 1,073,664 km (0.105 R)
• M3: 1,474,586 km (0.115 R)
• M4: 2,690,368 km (0.046 R)
• M5: 3,089,495 km (0.084 R)
• M6: 3,508,369 km (0.082 R)
• M7: 5,635,053 km (0.076 R)
• M8: 6,689,119 km (0.073 R)
• M9: 8,044,476 km (0.108 R)
• M10: 8,510,324 km (0.077 R)
• M11: 9,070,119 km (0.032 R)
• M12: 9,854,760 km (0.094 R)
• M13: 10,472,449 km (0.06 R)
• M14: 11,203,684 km (0.085 R)
• M15: 11,604,307 km (0.118 R)
• M16: 13,058,398 km (0.084 R)
• M17: 16,667,896 km (0.08 R)
• M18: 17,073,755 km (0.12 R)
• M19: 21,434,383 km (0.116 R)
• M20: 24,722,395 km (0.095 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 17,658 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit