🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.6 AU - 0.72 AU

Year: 200 Days

Day: 12.7 Hours

Environment

Temp: 202 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.73 AU - 0.97 AU

Year: 292 Days

Day: 33.3 Hours

Environment

Temp: 89 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.79 AU - 0.91 AU

Year: 292 Days

Day: 29.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.87 AU - 1.35 AU

Year: 436 Days

Day: 36.9 Hours

Environment

Temp: -7 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.57 AU - 4.95 AU

Year: 3278 Days

Day: 25.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.9

Radius: 12.9

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.61 AU - 11.15 AU

Year: 10709 Days

Day: 8.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,671,921 km

• M1: 161,715 km (0.064 R)
• M2: 853,605 km (0.059 R)
• M3: 1,408,165 km (0.098 R)
• M4: 1,968,858 km (0.072 R)
• M5: 2,449,665 km (0.05 R)
• M6: 3,270,658 km (0.117 R)
• M7: 3,896,277 km (0.108 R)
• M8: 4,569,617 km (0.109 R)
• M9: 5,251,035 km (0.032 R)
• M10: 6,074,122 km (0.096 R)
• M11: 6,736,392 km (0.113 R)
• M12: 10,196,292 km (0.095 R)
• M13: 11,419,254 km (0.085 R)
• M14: 12,429,638 km (0.058 R)
• M15: 13,241,805 km (0.119 R)
• M16: 15,819,526 km (0.046 R)
• M17: 19,039,620 km (0.056 R)
• M18: 23,980,838 km (0.114 R)
• M19: 26,439,628 km (0.054 R)
• M20: 26,848,180 km (0.071 R)
• M21: 32,432,818 km (0.104 R)
• M22: 33,492,719 km (0.041 R)
• M23: 34,697,431 km (0.099 R)
• M24: 37,065,565 km (0.116 R)
• M25: 40,885,098 km (0.052 R)
• M26: 48,988,964 km (0.105 R)
• M27: 55,558,854 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.5

Radius: 6.7

Gravity: 16.74 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 11.26 AU - 15.12 AU

Year: 17858 Days

Day: 24.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 120 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,671,921 km

• M1: 86,468 km (0.087 R)
• M2: 392,395 km (0.058 R)
• M3: 1,088,025 km (0.074 R)
• M4: 1,713,344 km (0.061 R)
• M5: 2,145,533 km (0.113 R)
• M6: 3,226,377 km (0.113 R)
• M7: 4,361,676 km (0.077 R)
• M8: 5,019,757 km (0.079 R)
• M9: 6,317,069 km (0.069 R)
• M10: 7,971,622 km (0.103 R)
• M11: 10,185,670 km (0.115 R)
• M12: 12,044,424 km (0.066 R)
• M13: 12,308,314 km (0.039 R)
• M14: 14,559,912 km (0.095 R)
• M15: 16,662,211 km (0.108 R)
• M16: 16,907,551 km (0.101 R)
• M17: 21,554,360 km (0.117 R)
• M18: 22,337,356 km (0.051 R)
• M19: 25,120,474 km (0.088 R)
• M20: 26,207,303 km (0.073 R)
• M21: 30,746,252 km (0.091 R)
• M22: 31,612,872 km (0.091 R)
• M23: 33,785,034 km (0.084 R)
• M24: 34,046,979 km (0.103 R)
• M25: 44,248,507 km (0.116 R)
• M26: 47,780,064 km (0.113 R)
• M27: 51,842,095 km (0.056 R)
• M28: 59,494,026 km (0.092 R)
• M29: 66,213,663 km (0.095 R)
• M30: 70,607,053 km (0.058 R)
• M31: 72,113,654 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.1

Radius: 3.5

Gravity: 21.8 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 13.21 AU - 17.33 AU

Year: 22244 Days

Day: 18.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,671,921 km

• M1: 44,281 km (0.108 R)
• M2: 193,580 km (0.095 R)
• M3: 379,829 km (0.1 R)
• M4: 920,476 km (0.085 R)
• M5: 1,230,293 km (0.047 R)
• M6: 1,395,000 km (0.117 R)
• M7: 2,109,480 km (0.074 R)
• M8: 2,492,151 km (0.105 R)
• M9: 3,015,145 km (0.042 R)
• M10: 4,336,244 km (0.087 R)
• M11: 4,588,765 km (0.115 R)
• M12: 5,513,430 km (0.106 R)
• M13: 5,809,783 km (0.091 R)
• M14: 6,194,848 km (0.119 R)
• M15: 6,762,422 km (0.085 R)
• M16: 7,015,841 km (0.079 R)
• M17: 7,497,097 km (0.115 R)
• M18: 8,622,672 km (0.066 R)
• M19: 9,174,389 km (0.107 R)
• M20: 10,127,477 km (0.098 R)
• M21: 11,859,222 km (0.096 R)
• M22: 12,731,078 km (0.09 R)
• M23: 16,343,567 km (0.108 R)
• M24: 25,098,783 km (0.097 R)
• M25: 27,159,942 km (0.099 R)
• M26: 28,558,533 km (0.071 R)
• M27: 29,109,053 km (0.106 R)
• M28: 33,769,924 km (0.103 R)
• M29: 38,635,894 km (0.071 R)
• M30: 38,769,934 km (0.104 R)
• M31: 41,655,976 km (0.111 R)
• M32: 43,803,005 km (0.054 R)
• M33: 45,872,392 km (0.098 R)
• M34: 47,851,422 km (0.087 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: 234 - 16,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit