🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.58 AU - 0.62 AU

Year: 176 Days

Day: 34.9 Hours

Environment

Temp: 200 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,552,333 km

• M1: 189,989 km (0.074 R)
• M2: 239,506 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.71 AU - 0.85 AU

Year: 261 Days

Day: 44.2 Hours

Environment

Temp: 135 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,552,333 km

• M1: 46,226 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.89 AU - 1.09 AU

Year: 373 Days

Day: 20.1 Hours

Environment

Temp: 26 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,552,333 km

• M1: 359,035 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.25 AU - 1.97 AU

Year: 774 Days

Day: 17.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,552,333 km

• M1: 34,408 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.03 AU - 3.19 AU

Year: 2077 Days

Day: 24.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.75 AU - 4.63 AU

Year: 3248 Days

Day: 18.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.2

Radius: 13.9

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.02 AU - 5.84 AU

Year: 4792 Days

Day: 10.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,552,333 km

• M1: 173,384 km (0.112 R)
• M2: 607,667 km (0.102 R)
• M3: 1,064,838 km (0.1 R)
• M4: 1,555,818 km (0.094 R)
• M5: 2,913,119 km (0.084 R)
• M6: 3,631,189 km (0.05 R)
• M7: 4,704,853 km (0.116 R)
• M8: 5,342,738 km (0.054 R)
• M9: 6,096,263 km (0.07 R)
• M10: 6,919,500 km (0.106 R)
• M11: 8,095,788 km (0.071 R)
• M12: 8,938,772 km (0.095 R)
• M13: 9,401,329 km (0.091 R)
• M14: 10,166,671 km (0.098 R)
• M15: 10,756,835 km (0.094 R)
• M16: 12,907,454 km (0.106 R)
• M17: 13,600,092 km (0.12 R)
• M18: 15,331,239 km (0.118 R)
• M19: 19,100,357 km (0.045 R)
• M20: 22,728,704 km (0.09 R)
• M21: 23,375,116 km (0.101 R)
• M22: 24,256,098 km (0.087 R)
• M23: 25,007,079 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.7

Radius: 8.1

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.48 AU - 9.3 AU

Year: 9204 Days

Day: 13.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,552,333 km

• M1: 100,679 km (0.098 R)
• M2: 597,344 km (0.074 R)
• M3: 1,471,145 km (0.093 R)
• M4: 1,929,513 km (0.07 R)
• M5: 2,874,822 km (0.074 R)
• M6: 3,153,374 km (0.041 R)
• M7: 3,521,235 km (0.082 R)
• M8: 4,153,136 km (0.076 R)
• M9: 5,287,088 km (0.065 R)
• M10: 6,397,403 km (0.043 R)
• M11: 9,208,647 km (0.048 R)
• M12: 11,168,229 km (0.087 R)
• M13: 12,866,763 km (0.113 R)
• M14: 14,110,969 km (0.068 R)
• M15: 17,392,847 km (0.069 R)
• M16: 17,675,587 km (0.089 R)
• M17: 19,971,615 km (0.095 R)
• M18: 31,777,729 km (0.073 R)
• M19: 33,274,007 km (0.075 R)
• M20: 35,040,908 km (0.08 R)
• M21: 37,571,356 km (0.082 R)
• M22: 39,243,561 km (0.107 R)
• M23: 41,970,580 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708

Radius: 3.1

Gravity: 73.67 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.53 AU - 16.75 AU

Year: 19080 Days

Day: 23.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,552,333 km

• M1: 38,596 km (0.099 R)
• M2: 173,833 km (0.051 R)
• M3: 1,120,937 km (0.071 R)
• M4: 1,639,443 km (0.095 R)
• M5: 2,279,872 km (0.098 R)
• M6: 2,667,928 km (0.116 R)
• M7: 4,224,943 km (0.079 R)
• M8: 5,062,242 km (0.11 R)
• M9: 6,516,633 km (0.098 R)
• M10: 7,244,277 km (0.109 R)
• M11: 12,167,244 km (0.117 R)
• M12: 12,915,233 km (0.116 R)
• M13: 21,363,773 km (0.106 R)
• M14: 22,249,392 km (0.099 R)
• M15: 29,504,739 km (0.106 R)
• M16: 31,098,405 km (0.064 R)
• M17: 32,748,320 km (0.075 R)
• M18: 33,924,160 km (0.044 R)
• M19: 34,857,949 km (0.092 R)
• M20: 35,808,794 km (0.038 R)
• M21: 36,221,534 km (0.043 R)
• M22: 38,620,485 km (0.08 R)
• M23: 39,345,586 km (0.1 R)
• M24: 41,123,108 km (0.074 R)
• M25: 44,678,002 km (0.073 R)
• M26: 46,939,174 km (0.047 R)
• M27: 48,432,460 km (0.079 R)
• M28: 55,269,532 km (0.092 R)
• M29: 56,005,104 km (0.097 R)
• M30: 58,821,584 km (0.118 R)
• M31: 71,901,823 km (0.112 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: 254 - 11,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit