🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.47 AU - 0.57 AU

Year: 142 Days

Day: 44.9 Hours

Environment

Temp: 232 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.15 AU - 1.15 AU

Year: 467 Days

Day: 23.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 48,731,606 km

• M1: 81,082 km (0.083 R)
• M2: 110,403 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.98 AU - 1.4 AU

Year: 492 Days

Day: 47.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.34 AU - 1.58 AU

Year: 668 Days

Day: 42 Hours

Environment

Temp: -57 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.6

Radius: 9.9

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.34 AU - 5.6 AU

Year: 4845 Days

Day: 8.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,731,606 km

• M1: 123,119 km (0.108 R)
• M2: 459,565 km (0.092 R)
• M3: 850,314 km (0.115 R)
• M4: 1,292,226 km (0.065 R)
• M5: 1,736,233 km (0.085 R)
• M6: 2,537,778 km (0.092 R)
• M7: 2,900,254 km (0.104 R)
• M8: 3,709,878 km (0.108 R)
• M9: 4,025,679 km (0.113 R)
• M10: 4,882,276 km (0.09 R)
• M11: 7,635,775 km (0.107 R)
• M12: 8,759,255 km (0.103 R)
• M13: 10,232,345 km (0.096 R)
• M14: 11,909,187 km (0.113 R)
• M15: 15,046,255 km (0.111 R)
• M16: 16,296,893 km (0.118 R)
• M17: 21,254,117 km (0.095 R)
• M18: 22,270,934 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.5

Radius: 11.7

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.88 AU - 6.94 AU

Year: 6880 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,731,606 km

• M1: 145,559 km (0.111 R)
• M2: 609,462 km (0.03 R)
• M3: 1,430,156 km (0.112 R)
• M4: 1,859,502 km (0.111 R)
• M5: 2,442,036 km (0.106 R)
• M6: 3,143,500 km (0.063 R)
• M7: 4,266,232 km (0.088 R)
• M8: 6,593,526 km (0.119 R)
• M9: 7,877,375 km (0.077 R)
• M10: 8,301,036 km (0.063 R)
• M11: 8,699,565 km (0.075 R)
• M12: 9,927,763 km (0.083 R)
• M13: 10,514,636 km (0.096 R)
• M14: 12,726,291 km (0.045 R)
• M15: 17,331,362 km (0.077 R)
• M16: 22,478,426 km (0.086 R)
• M17: 23,728,915 km (0.115 R)
• M18: 26,368,420 km (0.079 R)
• M19: 32,028,755 km (0.046 R)
• M20: 32,813,545 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.3

Radius: 10.7

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.56 AU - 9.22 AU

Year: 8394 Days

Day: 9.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,731,606 km

• M1: 133,292 km (0.103 R)
• M2: 533,466 km (0.086 R)
• M3: 903,870 km (0.079 R)
• M4: 1,401,882 km (0.1 R)
• M5: 1,997,132 km (0.033 R)
• M6: 2,734,350 km (0.026 R)
• M7: 5,105,177 km (0.053 R)
• M8: 5,714,040 km (0.072 R)
• M9: 7,038,430 km (0.105 R)
• M10: 8,042,531 km (0.115 R)
• M11: 10,283,956 km (0.107 R)
• M12: 11,682,846 km (0.12 R)
• M13: 12,798,098 km (0.095 R)
• M14: 13,322,438 km (0.073 R)
• M15: 13,921,877 km (0.066 R)
• M16: 14,539,267 km (0.114 R)
• M17: 15,434,012 km (0.028 R)
• M18: 17,688,153 km (0.119 R)
• M19: 18,782,013 km (0.072 R)
• M20: 20,625,208 km (0.066 R)
• M21: 22,167,562 km (0.09 R)
• M22: 23,698,397 km (0.067 R)
• M23: 25,939,822 km (0.12 R)
• M24: 28,221,190 km (0.068 R)
• M25: 29,511,322 km (0.117 R)
• M26: 30,119,736 km (0.102 R)
• M27: 31,572,182 km (0.108 R)
• M28: 35,634,811 km (0.07 R)
• M29: 39,663,631 km (0.111 R)
• M30: 43,592,820 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.1

Radius: 5.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 16.4 AU - 18.06 AU

Year: 27088 Days

Day: 18.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,731,606 km

• M1: 65,973 km (0.065 R)
• M2: 257,907 km (0.106 R)
• M3: 576,999 km (0.042 R)
• M4: 826,379 km (0.079 R)
• M5: 1,157,289 km (0.066 R)
• M6: 2,206,569 km (0.116 R)
• M7: 3,645,700 km (0.09 R)
• M8: 5,281,553 km (0.088 R)
• M9: 5,447,906 km (0.09 R)
• M10: 8,890,003 km (0.056 R)
• M11: 9,173,641 km (0.075 R)
• M12: 13,430,747 km (0.102 R)
• M13: 14,637,254 km (0.104 R)
• M14: 17,929,155 km (0.026 R)
• M15: 18,997,733 km (0.095 R)
• M16: 25,076,343 km (0.031 R)
• M17: 25,642,571 km (0.091 R)
• M18: 26,217,326 km (0.103 R)
• M19: 29,847,318 km (0.117 R)
• M20: 34,143,021 km (0.108 R)
• M21: 48,005,209 km (0.081 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: 271 - 16,848 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit