🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.52 AU - 0.76 AU

Year: 197 Days

Day: 23.8 Hours

Environment

Temp: 172 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.86 AU - 1.24 AU

Year: 414 Days

Day: 15.9 Hours

Environment

Temp: -7 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.1 AU - 1.24 AU

Year: 487 Days

Day: 35.3 Hours

Environment

Temp: -21 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.28 AU - 1.68 AU

Year: 693 Days

Day: 13.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.3 AU - 3.38 AU

Year: 2350 Days

Day: 12.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 63.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,762,679 km

• M1: 2,123,691 km (0.083 R)

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.1

Radius: 8.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.99 AU - 7.7 AU

Year: 6887 Days

Day: 9.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,762,679 km

• M1: 106,962 km (0.103 R)
• M2: 488,736 km (0.105 R)
• M3: 957,875 km (0.1 R)
• M4: 1,937,741 km (0.095 R)
• M5: 5,571,623 km (0.113 R)
• M6: 6,885,691 km (0.079 R)
• M7: 8,102,520 km (0.096 R)
• M8: 9,564,241 km (0.065 R)
• M9: 12,265,081 km (0.037 R)
• M10: 13,538,458 km (0.091 R)
• M11: 18,775,430 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205

Radius: 12.2

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.43 AU - 11.19 AU

Year: 12746 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,762,679 km

• M1: 152,141 km (0.111 R)
• M2: 556,953 km (0.063 R)
• M3: 1,039,107 km (0.09 R)
• M4: 1,550,432 km (0.114 R)
• M5: 2,682,589 km (0.099 R)
• M6: 3,349,347 km (0.054 R)
• M7: 3,734,561 km (0.096 R)
• M8: 5,189,999 km (0.053 R)
• M9: 6,329,336 km (0.118 R)
• M10: 12,644,910 km (0.097 R)
• M11: 13,930,554 km (0.077 R)
• M12: 20,398,118 km (0.117 R)
• M13: 25,385,711 km (0.089 R)
• M14: 31,629,927 km (0.092 R)
• M15: 33,675,528 km (0.102 R)
• M16: 36,244,871 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158

Radius: 5.4

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 15.12 AU - 15.42 AU

Year: 22974 Days

Day: 24.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 93,762,679 km

• M1: 67,917 km (0.069 R)
• M2: 1,489,097 km (0.12 R)
• M3: 2,296,477 km (0.118 R)
• M4: 2,471,806 km (0.05 R)
• M5: 4,787,281 km (0.113 R)
• M6: 5,790,934 km (0.033 R)
• M7: 7,894,280 km (0.059 R)
• M8: 10,143,633 km (0.118 R)
• M9: 10,942,935 km (0.075 R)
• M10: 11,612,086 km (0.076 R)
• M11: 13,910,807 km (0.113 R)
• M12: 17,449,245 km (0.114 R)
• M13: 18,130,364 km (0.093 R)
• M14: 18,750,597 km (0.112 R)
• M15: 19,464,927 km (0.079 R)
• M16: 23,584,553 km (0.068 R)
• M17: 24,604,212 km (0.044 R)
• M18: 28,146,690 km (0.049 R)
• M19: 28,352,836 km (0.064 R)
• M20: 29,399,123 km (0.092 R)
• M21: 32,352,036 km (0.089 R)
• M22: 34,309,374 km (0.057 R)
• M23: 34,899,687 km (0.105 R)
• M24: 35,979,335 km (0.114 R)
• M25: 38,079,240 km (0.089 R)
• M26: 38,712,039 km (0.072 R)
• M27: 45,572,448 km (0.065 R)
• M28: 51,027,684 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.5

Radius: 5.4

Gravity: 29.51 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 15.14 AU - 16.66 AU

Year: 24410 Days

Day: 19.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 93,762,679 km

• M1: 78,240 km (0.112 R)
• M2: 409,300 km (0.093 R)
• M3: 660,475 km (0.114 R)
• M4: 874,400 km (0.092 R)
• M5: 1,078,451 km (0.069 R)
• M6: 1,548,787 km (0.095 R)
• M7: 2,102,000 km (0.057 R)
• M8: 2,282,116 km (0.111 R)
• M9: 3,558,185 km (0.064 R)
• M10: 4,223,597 km (0.06 R)
• M11: 4,548,822 km (0.057 R)
• M12: 5,625,030 km (0.111 R)
• M13: 6,337,564 km (0.096 R)
• M14: 7,209,121 km (0.096 R)
• M15: 10,364,440 km (0.08 R)
• M16: 10,690,413 km (0.1 R)
• M17: 12,939,767 km (0.043 R)
• M18: 13,547,882 km (0.077 R)
• M19: 15,570,894 km (0.063 R)
• M20: 17,146,310 km (0.111 R)
• M21: 17,327,772 km (0.104 R)
• M22: 18,348,328 km (0.101 R)
• M23: 24,628,896 km (0.081 R)
• M24: 24,859,875 km (0.073 R)
• M25: 32,758,792 km (0.113 R)
• M26: 42,014,412 km (0.086 R)
• M27: 44,701,789 km (0.085 R)
• M28: 50,788,627 km (0.096 R)
• M29: 52,870,131 km (0.104 R)
• M30: 62,192,472 km (0.116 R)
• M31: 66,342,467 km (0.095 R)
• M32: 71,374,042 km (0.111 R)
• M33: 75,919,124 km (0.102 R)
• M34: 80,146,012 km (0.118 R)
• M35: 83,742,494 km (0.055 R)
• M36: 87,177,262 km (0.108 R)
• M37: 89,882,290 km (0.101 R)
• M38: 93,762,709 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 15,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit