🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.64 AU - 1.04 AU

Year: 280 Days

Day: 38.6 Hours

Environment

Temp: 116 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,759,471 km

• M1: 425,756 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.96 AU - 1.42 AU

Year: 472 Days

Day: 12.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,759,471 km

• M1: 31,116 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.68 AU - 2.32 AU

Year: 1028 Days

Day: 38.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 91,759,471 km

• M1: 393,442 km (0.051 R)
• M2: 1,003,203 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.38 AU - 3.28 AU

Year: 1730 Days

Day: 38.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,759,471 km

• M1: 769,232 km (0.088 R)

Asteroid Belt

Center: 3.18 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.37 AU - 3.69 AU

Year: 2410 Days

Day: 14 Hours

Environment

Temp: -117 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.3

Radius: 8.8

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5 AU - 7.52 AU

Year: 5692 Days

Day: 6.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,759,471 km

• M1: 109,506 km (0.106 R)
• M2: 435,629 km (0.085 R)
• M3: 813,064 km (0.044 R)
• M4: 1,684,771 km (0.101 R)
• M5: 2,451,760 km (0.043 R)
• M6: 2,806,755 km (0.096 R)
• M7: 5,538,263 km (0.086 R)
• M8: 6,062,304 km (0.065 R)
• M9: 6,367,484 km (0.114 R)
• M10: 6,650,972 km (0.101 R)
• M11: 7,622,311 km (0.034 R)
• M12: 11,013,096 km (0.108 R)
• M13: 13,061,540 km (0.102 R)
• M14: 14,470,452 km (0.041 R)
• M15: 15,520,779 km (0.116 R)
• M16: 16,035,845 km (0.095 R)
• M17: 17,039,497 km (0.093 R)
• M18: 20,032,052 km (0.11 R)
• M19: 27,696,849 km (0.086 R)
• M20: 28,200,395 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.7

Radius: 13.7

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.09 AU - 8.65 AU

Year: 8024 Days

Day: 8.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,759,471 km

• M1: 170,392 km (0.085 R)
• M2: 599,887 km (0.113 R)
• M3: 1,136,345 km (0.094 R)
• M4: 1,646,923 km (0.107 R)
• M5: 2,328,940 km (0.064 R)
• M6: 3,327,655 km (0.083 R)
• M7: 4,455,174 km (0.074 R)
• M8: 6,659,648 km (0.054 R)
• M9: 8,485,341 km (0.093 R)
• M10: 9,192,490 km (0.088 R)
• M11: 10,425,625 km (0.068 R)
• M12: 11,499,738 km (0.069 R)
• M13: 12,646,406 km (0.093 R)
• M14: 13,335,154 km (0.12 R)
• M15: 20,084,412 km (0.081 R)
• M16: 20,706,589 km (0.092 R)
• M17: 23,839,767 km (0.06 R)
• M18: 24,625,904 km (0.052 R)
• M19: 26,713,093 km (0.07 R)
• M20: 28,621,962 km (0.099 R)
• M21: 30,213,384 km (0.097 R)
• M22: 32,603,210 km (0.086 R)
• M23: 35,116,604 km (0.096 R)
• M24: 35,566,595 km (0.072 R)
• M25: 36,823,815 km (0.064 R)
• M26: 38,110,506 km (0.06 R)
• M27: 40,157,604 km (0.098 R)
• M28: 42,023,837 km (0.044 R)
• M29: 42,531,273 km (0.041 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.1

Radius: 5.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 17.33 AU - 21.27 AU

Year: 30815 Days

Day: 18.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 72.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 91,759,471 km

• M1: 75,098 km (0.07 R)
• M2: 273,764 km (0.061 R)
• M3: 581,038 km (0.087 R)
• M4: 809,624 km (0.092 R)
• M5: 2,500,080 km (0.076 R)
• M6: 3,869,050 km (0.101 R)
• M7: 5,708,655 km (0.098 R)
• M8: 6,331,281 km (0.06 R)
• M9: 19,800,026 km (0.09 R)
• M10: 20,542,181 km (0.116 R)
• M11: 28,281,178 km (0.062 R)
• M12: 41,246,377 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.2

Radius: 5.7

Gravity: 14.1 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 16.48 AU - 23.42 AU

Year: 32385 Days

Day: 24.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,759,471 km

• M1: 71,508 km (0.115 R)
• M2: 249,978 km (0.09 R)
• M3: 1,047,185 km (0.119 R)
• M4: 2,855,524 km (0.119 R)
• M5: 3,674,572 km (0.035 R)
• M6: 4,492,873 km (0.096 R)
• M7: 6,027,448 km (0.095 R)
• M8: 6,815,529 km (0.096 R)
• M9: 11,809,256 km (0.03 R)
• M10: 13,876,250 km (0.111 R)
• M11: 14,831,731 km (0.104 R)
• M12: 22,134,950 km (0.075 R)
• M13: 39,062,248 km (0.093 R)
• M14: 40,319,917 km (0.079 R)
• M15: 41,604,365 km (0.106 R)
• M16: 48,978,642 km (0.066 R)
• M17: 61,284,713 km (0.07 R)
• M18: 66,689,235 km (0.069 R)
• M19: 74,537,289 km (0.063 R)
• M20: 89,036,165 km (0.052 R)
• M21: 91,210,420 km (0.059 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 16,556 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit