🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.82 AU - 1.16 AU

Year: 369 Days

Day: 22 Hours

Environment

Temp: 23 °C

Axial Tilt: 20.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 86,379,925 km

• M1: 208,539 km (0.087 R)
• M2: 277,953 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.91 AU - 1.45 AU

Year: 480 Days

Day: 14.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.37 AU - 1.99 AU

Year: 816 Days

Day: 47.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,379,925 km

• M1: 41,139 km (0.091 R)
• M2: 544,087 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.13 AU - 2.99 AU

Year: 1535 Days

Day: 15.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.32 AU - 3.4 AU

Year: 1812 Days

Day: 30 Hours

Environment

Temp: -115 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,379,925 km

• M1: 83,476 km (0.07 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.78 AU - 3.94 AU

Year: 2308 Days

Day: 18.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.8

Radius: 4.4

Gravity: 40.85 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 9.54 AU - 15.86 AU

Year: 16960 Days

Day: 18.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,379,925 km

• M1: 54,753 km (0.104 R)
• M2: 197,619 km (0.025 R)
• M3: 387,458 km (0.099 R)
• M4: 1,508,695 km (0.073 R)
• M5: 1,797,568 km (0.095 R)
• M6: 2,245,913 km (0.062 R)
• M7: 2,396,259 km (0.116 R)
• M8: 3,644,952 km (0.075 R)
• M9: 4,164,356 km (0.109 R)
• M10: 5,540,208 km (0.109 R)
• M11: 6,566,299 km (0.108 R)
• M12: 7,147,038 km (0.034 R)
• M13: 9,872,113 km (0.116 R)
• M14: 11,495,250 km (0.061 R)
• M15: 12,336,888 km (0.102 R)
• M16: 14,507,852 km (0.086 R)
• M17: 15,031,145 km (0.039 R)
• M18: 16,115,281 km (0.107 R)
• M19: 16,757,654 km (0.12 R)
• M20: 22,227,252 km (0.106 R)
• M21: 22,922,134 km (0.098 R)
• M22: 26,726,108 km (0.118 R)
• M23: 29,601,978 km (0.086 R)
• M24: 39,023,353 km (0.063 R)
• M25: 46,785,986 km (0.093 R)
• M26: 48,254,738 km (0.034 R)
• M27: 53,903,105 km (0.042 R)
• M28: 57,717,850 km (0.059 R)
• M29: 59,217,120 km (0.086 R)
• M30: 64,869,676 km (0.102 R)
• M31: 65,879,162 km (0.074 R)
• M32: 68,344,834 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.8

Radius: 3.8

Gravity: 68.41 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 10.61 AU - 16.63 AU

Year: 18836 Days

Day: 24.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,379,925 km

• M1: 47,273 km (0.11 R)
• M2: 208,539 km (0.055 R)
• M3: 640,728 km (0.04 R)
• M4: 1,481,468 km (0.068 R)
• M5: 1,938,190 km (0.071 R)
• M6: 2,275,982 km (0.106 R)
• M7: 2,652,071 km (0.095 R)
• M8: 3,466,482 km (0.118 R)
• M9: 3,898,670 km (0.106 R)
• M10: 4,194,724 km (0.099 R)
• M11: 4,612,701 km (0.112 R)
• M12: 5,862,292 km (0.111 R)
• M13: 6,936,255 km (0.075 R)
• M14: 7,420,054 km (0.082 R)
• M15: 9,878,396 km (0.086 R)
• M16: 10,059,260 km (0.059 R)
• M17: 12,758,903 km (0.112 R)
• M18: 23,457,395 km (0.074 R)
• M19: 24,322,968 km (0.109 R)
• M20: 24,874,685 km (0.077 R)
• M21: 29,095,589 km (0.107 R)
• M22: 31,765,612 km (0.117 R)
• M23: 32,292,047 km (0.072 R)
• M24: 35,573,326 km (0.091 R)
• M25: 37,003,781 km (0.057 R)
• M26: 41,524,330 km (0.095 R)
• M27: 50,385,161 km (0.058 R)
• M28: 53,845,061 km (0.066 R)
• M29: 54,781,244 km (0.114 R)
• M30: 62,253,060 km (0.05 R)
• M31: 78,456,603 km (0.098 R)
• M32: 79,417,620 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578

Radius: 4.1

Gravity: 34.38 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 14.7 AU - 19.36 AU

Year: 26336 Days

Day: 18.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,379,925 km

• M1: 53,257 km (0.054 R)
• M2: 196,422 km (0.065 R)
• M3: 354,098 km (0.063 R)
• M4: 554,410 km (0.09 R)
• M5: 933,192 km (0.069 R)
• M6: 1,305,092 km (0.109 R)
• M7: 1,966,464 km (0.066 R)
• M8: 2,289,895 km (0.07 R)
• M9: 2,500,379 km (0.083 R)
• M10: 2,827,101 km (0.103 R)
• M11: 3,384,502 km (0.056 R)
• M12: 3,534,698 km (0.078 R)
• M13: 3,880,718 km (0.075 R)
• M14: 4,146,255 km (0.025 R)
• M15: 4,531,020 km (0.095 R)
• M16: 6,401,293 km (0.087 R)
• M17: 7,354,830 km (0.082 R)
• M18: 10,648,975 km (0.109 R)
• M19: 12,119,671 km (0.112 R)
• M20: 13,270,528 km (0.099 R)
• M21: 13,948,954 km (0.084 R)
• M22: 14,650,269 km (0.111 R)
• M23: 16,548,666 km (0.081 R)
• M24: 19,742,581 km (0.082 R)
• M25: 26,719,376 km (0.039 R)
• M26: 28,534,298 km (0.087 R)
• M27: 30,559,105 km (0.109 R)
• M28: 32,139,008 km (0.077 R)
• M29: 32,677,560 km (0.109 R)
• M30: 35,317,963 km (0.089 R)
• M31: 39,925,428 km (0.079 R)
• M32: 41,176,365 km (0.115 R)
• M33: 69,266,507 km (0.115 R)
• M34: 71,983,503 km (0.115 R)
• M35: 73,600,806 km (0.071 R)
• M36: 75,715,522 km (0.111 R)
• M37: 81,054,670 km (0.045 R)
• M38: 82,302,017 km (0.097 R)
• M39: 83,056,738 km (0.112 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 19,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit