🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.51 AU - 0.75 AU

Year: 188 Days

Day: 26.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,735,469 km

• M1: 20,794 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.91 AU - 0.95 AU

Year: 338 Days

Day: 31.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 47.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.56 AU - 1.84 AU

Year: 835 Days

Day: 47.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.75 AU - 2.41 AU

Year: 1130 Days

Day: 20.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.3

Radius: 11.7

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.31 AU - 5.83 AU

Year: 4952 Days

Day: 14.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,735,469 km

• M1: 145,708 km (0.095 R)
• M2: 531,222 km (0.043 R)
• M3: 1,036,414 km (0.052 R)
• M4: 1,430,604 km (0.077 R)
• M5: 2,620,805 km (0.089 R)
• M6: 3,171,924 km (0.112 R)
• M7: 3,689,083 km (0.106 R)
• M8: 4,633,794 km (0.086 R)
• M9: 6,218,634 km (0.044 R)
• M10: 8,213,821 km (0.072 R)
• M11: 8,674,732 km (0.088 R)
• M12: 10,604,095 km (0.113 R)
• M13: 11,290,899 km (0.099 R)
• M14: 13,372,554 km (0.074 R)
• M15: 14,174,548 km (0.106 R)
• M16: 15,408,431 km (0.066 R)
• M17: 17,204,653 km (0.044 R)
• M18: 22,299,657 km (0.098 R)
• M19: 23,350,881 km (0.058 R)
• M20: 23,888,835 km (0.107 R)
• M21: 24,434,867 km (0.039 R)
• M22: 25,069,162 km (0.099 R)
• M23: 25,714,378 km (0.118 R)
• M24: 30,272,476 km (0.115 R)
• M25: 30,636,896 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.5

Radius: 11.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.19 AU - 9.13 AU

Year: 7987 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,735,469 km

• M1: 146,456 km (0.108 R)
• M2: 653,443 km (0.074 R)
• M3: 1,356,703 km (0.087 R)
• M4: 1,829,881 km (0.086 R)
• M5: 2,227,213 km (0.095 R)
• M6: 3,595,585 km (0.095 R)
• M7: 4,252,020 km (0.081 R)
• M8: 4,929,549 km (0.098 R)
• M9: 7,250,859 km (0.048 R)
• M10: 7,666,592 km (0.096 R)
• M11: 9,358,843 km (0.06 R)
• M12: 10,553,531 km (0.077 R)
• M13: 12,003,135 km (0.091 R)
• M14: 14,156,297 km (0.082 R)
• M15: 18,159,985 km (0.115 R)
• M16: 19,429,771 km (0.105 R)
• M17: 21,675,983 km (0.048 R)
• M18: 22,701,178 km (0.058 R)
• M19: 27,489,955 km (0.094 R)
• M20: 28,317,680 km (0.062 R)
• M21: 28,784,575 km (0.11 R)
• M22: 30,508,391 km (0.119 R)
• M23: 32,097,570 km (0.084 R)
• M24: 35,010,240 km (0.106 R)
• M25: 35,440,334 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.6

Radius: 11.2

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.37 AU - 11.23 AU

Year: 10684 Days

Day: 8.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,735,469 km

• M1: 142,866 km (0.105 R)
• M2: 547,379 km (0.031 R)
• M3: 919,578 km (0.037 R)
• M4: 1,482,216 km (0.053 R)
• M5: 2,000,124 km (0.092 R)
• M6: 2,515,189 km (0.116 R)
• M7: 2,891,876 km (0.07 R)
• M8: 4,227,636 km (0.117 R)
• M9: 5,830,128 km (0.09 R)
• M10: 7,129,984 km (0.077 R)
• M11: 8,567,769 km (0.095 R)
• M12: 9,087,472 km (0.041 R)
• M13: 10,774,039 km (0.033 R)
• M14: 14,228,702 km (0.088 R)
• M15: 17,597,347 km (0.118 R)
• M16: 18,206,360 km (0.067 R)
• M17: 23,503,770 km (0.077 R)
• M18: 25,092,051 km (0.109 R)
• M19: 25,572,410 km (0.069 R)
• M20: 28,170,476 km (0.076 R)
• M21: 38,647,563 km (0.108 R)
• M22: 41,924,055 km (0.117 R)
• M23: 50,078,336 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.2

Radius: 7.2

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 14.65 AU - 23.45 AU

Year: 31323 Days

Day: 23.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 98,735,469 km

• M1: 89,609 km (0.065 R)
• M2: 337,642 km (0.068 R)
• M3: 890,556 km (0.069 R)
• M4: 1,198,279 km (0.028 R)
• M5: 1,558,062 km (0.075 R)
• M6: 1,783,655 km (0.09 R)
• M7: 2,074,623 km (0.093 R)
• M8: 4,965,752 km (0.12 R)
• M9: 6,031,637 km (0.111 R)
• M10: 7,555,740 km (0.052 R)
• M11: 10,071,976 km (0.104 R)
• M12: 10,594,970 km (0.119 R)
• M13: 10,863,199 km (0.051 R)
• M14: 11,343,408 km (0.057 R)
• M15: 12,945,452 km (0.094 R)
• M16: 16,323,372 km (0.112 R)
• M17: 17,787,187 km (0.109 R)
• M18: 18,551,034 km (0.056 R)
• M19: 23,486,118 km (0.077 R)
• M20: 24,173,071 km (0.088 R)
• M21: 25,948,947 km (0.086 R)
• M22: 27,556,975 km (0.096 R)
• M23: 28,708,430 km (0.113 R)
• M24: 30,427,758 km (0.086 R)
• M25: 38,939,578 km (0.117 R)
• M26: 40,063,207 km (0.086 R)
• M27: 43,392,807 km (0.108 R)
• M28: 43,735,536 km (0.087 R)
• M29: 47,808,188 km (0.102 R)
• M30: 49,468,425 km (0.105 R)
• M31: 54,479,805 km (0.025 R)
• M32: 58,766,382 km (0.07 R)
• M33: 65,497,239 km (0.091 R)
• M34: 70,573,693 km (0.097 R)
• M35: 78,670,678 km (0.103 R)
• M36: 86,820,770 km (0.106 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 12,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit