🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.51 AU - 0.59 AU

Year: 150 Days

Day: 41.2 Hours

Environment

Temp: 198 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.9 AU - 0.98 AU

Year: 336 Days

Day: 27.3 Hours

Environment

Temp: 47 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.03 AU - 1.65 AU

Year: 572 Days

Day: 18.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.72 AU - 2.56 AU

Year: 1155 Days

Day: 20.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,213,074 km

• M1: 1,113,158 km (0.11 R)

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.2

Radius: 14

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.39 AU - 7.41 AU

Year: 5974 Days

Day: 8.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,213,074 km

• M1: 174,581 km (0.117 R)
• M2: 741,856 km (0.104 R)
• M3: 1,327,382 km (0.119 R)
• M4: 1,776,475 km (0.079 R)
• M5: 2,281,517 km (0.067 R)
• M6: 2,920,300 km (0.098 R)
• M7: 3,396,919 km (0.107 R)
• M8: 3,879,522 km (0.075 R)
• M9: 5,671,106 km (0.065 R)
• M10: 6,322,604 km (0.113 R)
• M11: 7,887,847 km (0.095 R)
• M12: 8,542,188 km (0.097 R)
• M13: 10,404,981 km (0.038 R)
• M14: 10,910,322 km (0.077 R)
• M15: 12,271,065 km (0.111 R)
• M16: 13,150,850 km (0.107 R)
• M17: 15,269,455 km (0.087 R)
• M18: 18,928,619 km (0.096 R)
• M19: 21,694,982 km (0.119 R)
• M20: 23,998,939 km (0.116 R)
• M21: 25,046,424 km (0.057 R)
• M22: 26,973,842 km (0.069 R)
• M23: 32,855,732 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.3

Radius: 11.4

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.02 AU - 10.7 AU

Year: 12303 Days

Day: 5 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,213,074 km

• M1: 141,968 km (0.081 R)
• M2: 623,823 km (0.119 R)
• M3: 1,525,001 km (0.111 R)
• M4: 2,158,548 km (0.08 R)
• M5: 2,829,644 km (0.114 R)
• M6: 3,316,734 km (0.056 R)
• M7: 5,850,174 km (0.105 R)
• M8: 6,513,192 km (0.108 R)
• M9: 8,140,368 km (0.089 R)
• M10: 10,926,778 km (0.12 R)
• M11: 14,575,470 km (0.078 R)
• M12: 18,564,797 km (0.117 R)
• M13: 20,701,802 km (0.102 R)
• M14: 21,645,017 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.3

Radius: 7.2

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 14.39 AU - 18.55 AU

Year: 24661 Days

Day: 17.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,213,074 km

• M1: 114,293 km (0.112 R)
• M2: 493,075 km (0.11 R)
• M3: 1,239,119 km (0.106 R)
• M4: 1,583,493 km (0.109 R)
• M5: 2,010,745 km (0.046 R)
• M6: 2,306,949 km (0.034 R)
• M7: 2,536,133 km (0.077 R)
• M8: 3,122,108 km (0.048 R)
• M9: 3,374,629 km (0.088 R)
• M10: 3,889,245 km (0.118 R)
• M11: 4,317,095 km (0.081 R)
• M12: 6,044,502 km (0.09 R)
• M13: 6,896,163 km (0.065 R)
• M14: 8,670,393 km (0.042 R)
• M15: 9,228,693 km (0.089 R)
• M16: 10,110,572 km (0.093 R)
• M17: 10,355,015 km (0.118 R)
• M18: 11,770,510 km (0.073 R)
• M19: 13,678,481 km (0.095 R)
• M20: 14,204,916 km (0.098 R)
• M21: 15,059,419 km (0.086 R)
• M22: 17,301,293 km (0.101 R)
• M23: 18,185,416 km (0.098 R)
• M24: 18,456,338 km (0.051 R)
• M25: 18,729,953 km (0.091 R)
• M26: 21,216,568 km (0.107 R)
• M27: 24,899,967 km (0.063 R)
• M28: 25,346,367 km (0.097 R)
• M29: 27,897,310 km (0.112 R)
• M30: 28,378,866 km (0.082 R)
• M31: 30,107,768 km (0.064 R)
• M32: 34,458,972 km (0.118 R)
• M33: 37,145,151 km (0.104 R)
• M34: 40,579,619 km (0.055 R)
• M35: 43,733,292 km (0.107 R)
• M36: 56,821,011 km (0.105 R)
• M37: 60,960,983 km (0.08 R)
• M38: 64,665,774 km (0.037 R)
• M39: 66,787,521 km (0.104 R)
• M40: 68,300,105 km (0.109 R)
• M41: 69,174,504 km (0.049 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: 304 - 13,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit