🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.41 AU - 0.63 AU

Year: 137 Days

Day: 34 Hours

Environment

Temp: 222 °C

Axial Tilt: 45 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.7 AU - 0.8 AU

Year: 237 Days

Day: 29.6 Hours

Environment

Temp: 186 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.98 AU - 4.04 AU

Year: 2402 Days

Day: 43.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,740,734 km

• M1: 31,416 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.15 AU - 4.15 AU

Year: 2547 Days

Day: 13 Hours

Environment

Temp: -118 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.8

Radius: 9.1

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.3 AU - 6.04 AU

Year: 4294 Days

Day: 5.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 48,740,734 km

• M1: 222,153 km (0.064 R)
• M2: 325,375 km (0.113 R)
• M3: 559,346 km (0.071 R)
• M4: 1,014,124 km (0.091 R)
• M5: 1,278,463 km (0.091 R)
• M6: 1,451,997 km (0.089 R)
• M7: 1,738,776 km (0.082 R)
• M8: 2,081,206 km (0.106 R)
• M9: 2,351,978 km (0.113 R)
• M10: 2,418,100 km (0.114 R)
• M11: 2,511,898 km (0.109 R)
• M12: 2,593,129 km (0.041 R)
• M13: 2,716,847 km (0.068 R)
• M14: 2,856,422 km (0.088 R)
• M15: 3,275,146 km (0.062 R)
• M16: 3,349,347 km (0.088 R)
• M17: 4,282,688 km (0.043 R)
• M18: 4,913,243 km (0.116 R)
• M19: 5,032,622 km (0.086 R)
• M20: 5,291,725 km (0.083 R)
• M21: 5,697,435 km (0.082 R)
• M22: 6,149,819 km (0.11 R)
• M23: 6,260,072 km (0.051 R)
• M24: 6,463,974 km (0.073 R)
• M25: 6,878,510 km (0.086 R)
• M26: 7,185,485 km (0.116 R)
• M27: 7,438,156 km (0.073 R)
• M28: 7,654,325 km (0.095 R)
• M29: 8,153,084 km (0.11 R)
• M30: 8,703,754 km (0.096 R)
• M31: 9,819,305 km (0.118 R)
• M32: 9,905,324 km (0.116 R)
• M33: 10,099,801 km (0.062 R)
• M34: 10,164,876 km (0.088 R)
• M35: 10,426,822 km (0.083 R)
• M36: 11,496,297 km (0.094 R)
• M37: 11,860,418 km (0.103 R)
• M38: 12,764,139 km (0.083 R)
• M39: 12,952,333 km (0.085 R)
• M40: 13,690,000 km (0.104 R)
• M41: 13,786,042 km (0.076 R)
• M42: 14,246,056 km (0.055 R)
• M43: 15,131,226 km (0.092 R)
• M44: 15,505,371 km (0.088 R)
• M45: 16,186,340 km (0.099 R)
• M46: 16,799,841 km (0.102 R)
• M47: 17,006,136 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.1

Radius: 7.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 15.34 AU - 21.54 AU

Year: 28922 Days

Day: 22.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 48,740,734 km

• M1: 126,709 km (0.101 R)
• M2: 178,769 km (0.086 R)
• M3: 458,517 km (0.104 R)
• M4: 1,097,300 km (0.119 R)
• M5: 1,455,587 km (0.111 R)
• M6: 3,095,330 km (0.096 R)
• M7: 3,153,224 km (0.032 R)
• M8: 4,547,177 km (0.118 R)
• M9: 4,812,713 km (0.109 R)
• M10: 5,781,659 km (0.095 R)
• M11: 6,324,998 km (0.091 R)
• M12: 6,398,750 km (0.105 R)
• M13: 6,547,001 km (0.058 R)
• M14: 6,658,900 km (0.088 R)
• M15: 7,382,505 km (0.105 R)
• M16: 7,616,327 km (0.1 R)
• M17: 7,971,472 km (0.074 R)
• M18: 8,291,612 km (0.118 R)
• M19: 10,957,146 km (0.089 R)
• M20: 11,718,300 km (0.081 R)
• M21: 12,265,679 km (0.097 R)
• M22: 12,728,385 km (0.09 R)
• M23: 13,575,408 km (0.067 R)
• M24: 14,440,682 km (0.113 R)
• M25: 15,972,116 km (0.107 R)
• M26: 16,123,060 km (0.094 R)
• M27: 16,731,624 km (0.119 R)
• M28: 16,782,637 km (0.117 R)
• M29: 17,192,834 km (0.105 R)
• M30: 17,399,280 km (0.119 R)
• M31: 19,186,376 km (0.041 R)
• M32: 19,507,712 km (0.079 R)
• M33: 19,993,157 km (0.034 R)
• M34: 20,756,256 km (0.082 R)
• M35: 20,866,061 km (0.115 R)
• M36: 21,086,119 km (0.099 R)
• M37: 21,196,522 km (0.092 R)
• M38: 21,251,874 km (0.068 R)
• M39: 22,535,872 km (0.116 R)
• M40: 23,672,816 km (0.079 R)
• M41: 25,178,518 km (0.112 R)
• M42: 25,295,654 km (0.048 R)
• M43: 25,530,373 km (0.116 R)
• M44: 26,655,349 km (0.113 R)
• M45: 29,260,446 km (0.089 R)
• M46: 29,630,401 km (0.045 R)
• M47: 29,753,969 km (0.104 R)
• M48: 31,566,198 km (0.091 R)
• M49: 31,818,869 km (0.075 R)
• M50: 32,135,867 km (0.04 R)
• M51: 32,199,296 km (0.087 R)
• M52: 32,644,948 km (0.077 R)
• M53: 32,900,611 km (0.044 R)
• M54: 33,671,489 km (0.047 R)
• M55: 33,929,695 km (0.067 R)
• M56: 34,643,277 km (0.075 R)
• M57: 35,887,482 km (0.119 R)
• M58: 38,015,811 km (0.058 R)
• M59: 38,824,537 km (0.101 R)
• M60: 39,230,994 km (0.093 R)
• M61: 39,434,747 km (0.115 R)
• M62: 39,570,731 km (0.101 R)
• M63: 40,116,464 km (0.059 R)
• M64: 40,595,925 km (0.062 R)
• M65: 40,733,406 km (0.066 R)
• M66: 40,870,886 km (0.117 R)
• M67: 41,008,516 km (0.113 R)
• M68: 41,768,473 km (0.101 R)
• M69: 42,742,356 km (0.077 R)
• M70: 43,864,489 km (0.086 R)
• M71: 44,641,650 km (0.066 R)
• M72: 47,144,423 km (0.112 R)
• M73: 48,303,656 km (0.038 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 10,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit