🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.52 AU - 0.8 AU

Year: 188 Days

Day: 30 Hours

Environment

Temp: 202 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.1 AU - 1.18 AU

Year: 428 Days

Day: 29.3 Hours

Environment

Temp: 34 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.05 AU - 5.81 AU

Year: 4447 Days

Day: 21.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.1

Radius: 12.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.13 AU - 8.59 AU

Year: 7745 Days

Day: 8.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,520,985 km

• M1: 159,172 km (0.093 R)
• M2: 690,993 km (0.114 R)
• M3: 1,469,350 km (0.093 R)
• M4: 1,947,016 km (0.111 R)
• M5: 2,376,811 km (0.111 R)
• M6: 2,814,534 km (0.071 R)
• M7: 4,213,574 km (0.114 R)
• M8: 4,970,389 km (0.075 R)
• M9: 5,425,616 km (0.106 R)
• M10: 7,101,561 km (0.05 R)
• M11: 8,097,284 km (0.028 R)
• M12: 9,566,933 km (0.063 R)
• M13: 10,005,106 km (0.078 R)
• M14: 10,969,114 km (0.086 R)
• M15: 11,793,997 km (0.047 R)
• M16: 12,764,588 km (0.045 R)
• M17: 13,404,568 km (0.102 R)
• M18: 16,057,985 km (0.084 R)
• M19: 21,032,713 km (0.109 R)
• M20: 22,689,808 km (0.106 R)
• M21: 23,234,943 km (0.109 R)
• M22: 25,754,620 km (0.048 R)
• M23: 27,298,470 km (0.103 R)
• M24: 29,360,078 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.2

Radius: 9.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.92 AU - 9.86 AU

Year: 9316 Days

Day: 5.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,520,985 km

• M1: 123,119 km (0.063 R)
• M2: 497,114 km (0.089 R)
• M3: 905,366 km (0.08 R)
• M4: 1,497,923 km (0.052 R)
• M5: 1,951,355 km (0.097 R)
• M6: 2,626,789 km (0.028 R)
• M7: 2,987,769 km (0.113 R)
• M8: 3,615,631 km (0.091 R)
• M9: 4,894,244 km (0.111 R)
• M10: 6,346,091 km (0.089 R)
• M11: 8,274,707 km (0.077 R)
• M12: 8,878,334 km (0.052 R)
• M13: 9,838,454 km (0.092 R)
• M14: 12,018,394 km (0.091 R)
• M15: 13,658,884 km (0.094 R)
• M16: 17,939,926 km (0.09 R)
• M17: 19,470,462 km (0.119 R)
• M18: 23,462,032 km (0.055 R)
• M19: 27,117,307 km (0.06 R)
• M20: 29,031,112 km (0.067 R)
• M21: 34,206,750 km (0.099 R)
• M22: 36,097,817 km (0.098 R)
• M23: 37,590,055 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 20.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.9

Radius: 6.6

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 20.11 AU - 20.73 AU

Year: 32431 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,520,985 km

• M1: 84,373 km (0.104 R)
• M2: 359,035 km (0.098 R)
• M3: 668,104 km (0.105 R)
• M4: 931,247 km (0.118 R)
• M5: 1,278,015 km (0.057 R)
• M6: 1,498,821 km (0.101 R)
• M7: 1,745,209 km (0.106 R)
• M8: 2,253,243 km (0.073 R)
• M9: 3,180,451 km (0.078 R)
• M10: 4,587,718 km (0.089 R)
• M11: 7,114,875 km (0.091 R)
• M12: 8,077,238 km (0.073 R)
• M13: 8,507,332 km (0.108 R)
• M14: 9,066,379 km (0.082 R)
• M15: 9,413,296 km (0.067 R)
• M16: 9,769,190 km (0.098 R)
• M17: 10,570,885 km (0.061 R)
• M18: 11,151,025 km (0.088 R)
• M19: 13,019,203 km (0.025 R)
• M20: 17,451,639 km (0.115 R)
• M21: 28,149,532 km (0.118 R)
• M22: 29,387,604 km (0.12 R)
• M23: 29,639,527 km (0.116 R)
• M24: 31,839,364 km (0.048 R)
• M25: 39,087,829 km (0.056 R)
• M26: 42,688,500 km (0.103 R)
• M27: 43,826,791 km (0.073 R)
• M28: 45,152,377 km (0.025 R)
• M29: 61,334,678 km (0.077 R)
• M30: 61,540,226 km (0.092 R)
• M31: 67,702,910 km (0.064 R)
• M32: 70,144,198 km (0.108 R)
• M33: 70,369,043 km (0.109 R)
• M34: 71,500,153 km (0.115 R)
• M35: 73,566,847 km (0.119 R)
• M36: 74,264,422 km (0.091 R)
• M37: 79,515,906 km (0.12 R)
• M38: 80,005,091 km (0.103 R)
• M39: 83,992,323 km (0.088 R)
• M40: 85,264,952 km (0.103 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 15,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit