🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.67 AU - 1.09 AU

Year: 314 Days

Day: 41.2 Hours

Environment

Temp: 41 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.75 AU - 1.13 AU

Year: 347 Days

Day: 13.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.34 AU - 1.78 AU

Year: 742 Days

Day: 43.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.57 AU - 1.83 AU

Year: 844 Days

Day: 28.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.28 AU - 3.56 AU

Year: 2408 Days

Day: 18 Hours

Environment

Temp: -124 °C

Axial Tilt: 127.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.1

Radius: 6.5

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 11.87 AU - 17.87 AU

Year: 21835 Days

Day: 15.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 107,460,594 km

• M1: 413,937 km (0.109 R)
• M2: 1,053,767 km (0.11 R)
• M3: 1,923,230 km (0.077 R)
• M4: 2,380,401 km (0.103 R)
• M5: 2,860,760 km (0.095 R)
• M6: 6,560,764 km (0.104 R)
• M7: 7,591,194 km (0.118 R)
• M8: 7,864,809 km (0.067 R)
• M9: 11,443,639 km (0.109 R)
• M10: 13,320,045 km (0.043 R)
• M11: 16,278,343 km (0.063 R)
• M12: 20,163,848 km (0.119 R)
• M13: 21,134,140 km (0.063 R)
• M14: 26,041,549 km (0.087 R)
• M15: 34,684,416 km (0.105 R)
• M16: 37,898,377 km (0.057 R)
• M17: 41,025,720 km (0.091 R)
• M18: 43,589,977 km (0.088 R)
• M19: 50,304,079 km (0.073 R)
• M20: 52,906,933 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.5

Radius: 7

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 13.43 AU - 16.31 AU

Year: 21835 Days

Day: 21.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,460,594 km

• M1: 87,066 km (0.109 R)
• M2: 647,460 km (0.045 R)
• M3: 2,267,006 km (0.084 R)
• M4: 3,553,249 km (0.118 R)
• M5: 4,601,481 km (0.093 R)
• M6: 4,959,469 km (0.088 R)
• M7: 5,300,851 km (0.08 R)
• M8: 5,731,244 km (0.096 R)
• M9: 7,205,681 km (0.09 R)
• M10: 8,007,376 km (0.066 R)
• M11: 8,817,897 km (0.116 R)
• M12: 9,787,141 km (0.106 R)
• M13: 10,053,725 km (0.119 R)
• M14: 11,168,379 km (0.045 R)
• M15: 11,755,550 km (0.108 R)
• M16: 11,996,253 km (0.029 R)
• M17: 13,184,210 km (0.087 R)
• M18: 15,145,737 km (0.035 R)
• M19: 16,456,514 km (0.046 R)
• M20: 17,605,276 km (0.095 R)
• M21: 18,079,501 km (0.117 R)
• M22: 27,078,711 km (0.085 R)
• M23: 27,710,462 km (0.097 R)
• M24: 29,775,960 km (0.092 R)
• M25: 30,449,001 km (0.066 R)
• M26: 46,879,186 km (0.04 R)
• M27: 55,671,651 km (0.075 R)
• M28: 57,552,844 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947

Radius: 6

Gravity: 26.31 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 15.59 AU - 19.97 AU

Year: 28549 Days

Day: 17 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 107,460,594 km

• M1: 74,949 km (0.072 R)
• M2: 305,180 km (0.094 R)
• M3: 565,779 km (0.103 R)
• M4: 799,601 km (0.08 R)
• M5: 1,069,176 km (0.106 R)
• M6: 1,297,762 km (0.077 R)
• M7: 1,752,539 km (0.08 R)
• M8: 2,332,380 km (0.111 R)
• M9: 2,639,804 km (0.083 R)
• M10: 2,859,563 km (0.12 R)
• M11: 3,336,033 km (0.074 R)
• M12: 3,968,981 km (0.032 R)
• M13: 4,332,654 km (0.07 R)
• M14: 6,060,659 km (0.104 R)
• M15: 7,155,565 km (0.089 R)
• M16: 7,475,705 km (0.064 R)
• M17: 8,376,434 km (0.054 R)
• M18: 8,612,499 km (0.094 R)
• M19: 10,057,166 km (0.108 R)
• M20: 14,319,508 km (0.084 R)
• M21: 16,243,636 km (0.091 R)
• M22: 25,544,136 km (0.09 R)
• M23: 26,798,514 km (0.034 R)
• M24: 29,024,380 km (0.089 R)
• M25: 41,678,116 km (0.079 R)
• M26: 43,943,776 km (0.098 R)
• M27: 46,106,812 km (0.107 R)
• M28: 51,231,137 km (0.104 R)
• M29: 52,021,164 km (0.045 R)
• M30: 57,567,654 km (0.078 R)
• M31: 61,254,793 km (0.118 R)
• M32: 64,407,119 km (0.11 R)
• M33: 65,790,600 km (0.096 R)
• M34: 66,723,792 km (0.106 R)
• M35: 80,997,523 km (0.108 R)
• M36: 99,300,374 km (0.101 R)
• M37: 107,138,704 km (0.032 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 17,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit