🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.99 AU - 1.45 AU

Year: 480 Days

Day: 20.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.08 AU - 1.54 AU

Year: 534 Days

Day: 31.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.08 AU - 1.66 AU

Year: 572 Days

Day: 45.1 Hours

Environment

Temp: -12 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,412,569 km

• M1: 29,920 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.01 AU - 2.35 AU

Year: 1147 Days

Day: 29.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.79 AU - 4.13 AU

Year: 2809 Days

Day: 37.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,412,569 km

• M1: 52,210 km (0.089 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.19 AU - 4.65 AU

Year: 3312 Days

Day: 26.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440

Radius: 14.4

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.73 AU - 6.31 AU

Year: 5265 Days

Day: 6.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,412,569 km

• M1: 179,069 km (0.114 R)
• M2: 718,070 km (0.095 R)
• M3: 1,695,841 km (0.102 R)
• M4: 2,399,251 km (0.087 R)
• M5: 3,467,529 km (0.102 R)
• M6: 4,167,049 km (0.096 R)
• M7: 6,110,923 km (0.066 R)
• M8: 7,501,436 km (0.05 R)
• M9: 8,163,556 km (0.068 R)
• M10: 10,386,879 km (0.064 R)
• M11: 11,799,083 km (0.106 R)
• M12: 13,186,454 km (0.113 R)
• M13: 13,893,902 km (0.05 R)
• M14: 17,395,839 km (0.068 R)
• M15: 20,431,479 km (0.117 R)
• M16: 22,784,653 km (0.107 R)
• M17: 24,175,764 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849.7

Radius: 4

Gravity: 53.11 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 14.29 AU - 23.07 AU

Year: 28778 Days

Day: 17.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,412,569 km

• M1: 49,816 km (0.093 R)
• M2: 268,229 km (0.095 R)
• M3: 484,398 km (0.1 R)
• M4: 786,885 km (0.033 R)
• M5: 1,677,142 km (0.063 R)
• M6: 1,817,614 km (0.068 R)
• M7: 2,239,480 km (0.081 R)
• M8: 3,430,578 km (0.104 R)
• M9: 7,547,661 km (0.095 R)
• M10: 7,932,577 km (0.072 R)
• M11: 11,211,612 km (0.061 R)
• M12: 12,605,416 km (0.065 R)
• M13: 12,990,481 km (0.103 R)
• M14: 14,778,624 km (0.092 R)
• M15: 20,056,886 km (0.11 R)
• M16: 21,988,344 km (0.085 R)
• M17: 28,651,882 km (0.114 R)
• M18: 31,094,516 km (0.057 R)
• M19: 33,525,481 km (0.074 R)
• M20: 36,389,084 km (0.11 R)
• M21: 39,903,437 km (0.102 R)
• M22: 40,068,294 km (0.104 R)
• M23: 40,399,503 km (0.114 R)
• M24: 41,912,536 km (0.083 R)
• M25: 44,872,629 km (0.104 R)
• M26: 49,474,260 km (0.059 R)
• M27: 50,430,789 km (0.093 R)
• M28: 51,790,633 km (0.063 R)
• M29: 53,374,426 km (0.101 R)
• M30: 58,531,513 km (0.12 R)
• M31: 59,386,316 km (0.066 R)
• M32: 62,888,701 km (0.1 R)
• M33: 66,990,525 km (0.071 R)
• M34: 71,024,880 km (0.052 R)
• M35: 71,997,117 km (0.046 R)
• M36: 83,283,977 km (0.038 R)
• M37: 88,782,447 km (0.087 R)
• M38: 93,933,401 km (0.111 R)
• M39: 95,104,453 km (0.101 R)
• M40: 98,375,111 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.5

Radius: 4.4

Gravity: 15.47 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 18.23 AU - 21.57 AU

Year: 31643 Days

Day: 21.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,412,569 km

• M1: 58,642 km (0.109 R)
• M2: 260,599 km (0.109 R)
• M3: 1,020,557 km (0.111 R)
• M4: 1,207,105 km (0.093 R)
• M5: 2,128,329 km (0.113 R)
• M6: 2,870,634 km (0.064 R)
• M7: 3,134,524 km (0.099 R)
• M8: 3,356,976 km (0.063 R)
• M9: 7,387,143 km (0.115 R)
• M10: 11,136,215 km (0.077 R)
• M11: 12,739,156 km (0.059 R)
• M12: 16,147,744 km (0.083 R)
• M13: 16,811,360 km (0.055 R)
• M14: 22,684,872 km (0.114 R)
• M15: 33,911,743 km (0.067 R)
• M16: 37,959,263 km (0.071 R)
• M17: 38,688,253 km (0.108 R)
• M18: 58,908,500 km (0.055 R)
• M19: 60,673,904 km (0.097 R)
• M20: 73,353,820 km (0.112 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 12,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit