🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.63 AU - 0.65 AU

Year: 182 Days

Day: 25.1 Hours

Environment

Temp: 224 °C

Axial Tilt: 41.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.11 AU - 1.67 AU

Year: 581 Days

Day: 34 Hours

Environment

Temp: -14 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.11 AU - 4.59 AU

Year: 2680 Days

Day: 47.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.78 AU - 4.84 AU

Year: 3174 Days

Day: 43.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.1

Radius: 9.8

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.08 AU - 6.88 AU

Year: 5852 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 94,395,843 km

• M1: 127,757 km (0.105 R)
• M2: 545,284 km (0.085 R)
• M3: 1,065,735 km (0.073 R)
• M4: 1,567,486 km (0.107 R)
• M5: 3,826,863 km (0.102 R)
• M6: 4,365,565 km (0.066 R)
• M7: 5,028,732 km (0.089 R)
• M8: 5,861,544 km (0.112 R)
• M9: 7,207,027 km (0.048 R)
• M10: 8,107,307 km (0.082 R)
• M11: 8,477,113 km (0.073 R)

Asteroid Belt

Center: 7.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.2

Radius: 14.7

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.91 AU - 8.19 AU

Year: 7360 Days

Day: 8.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 94,395,843 km

• M1: 182,809 km (0.118 R)
• M2: 738,565 km (0.072 R)
• M3: 1,273,676 km (0.072 R)
• M4: 2,185,326 km (0.102 R)
• M5: 2,925,237 km (0.108 R)
• M6: 3,410,682 km (0.094 R)
• M7: 4,074,896 km (0.069 R)
• M8: 4,573,955 km (0.114 R)
• M9: 5,476,928 km (0.064 R)
• M10: 6,600,856 km (0.073 R)
• M11: 9,171,546 km (0.087 R)
• M12: 12,458,660 km (0.096 R)
• M13: 13,923,523 km (0.07 R)
• M14: 15,188,373 km (0.119 R)
• M15: 16,008,917 km (0.099 R)
• M16: 18,720,528 km (0.084 R)
• M17: 20,639,270 km (0.114 R)
• M18: 22,122,234 km (0.087 R)
• M19: 23,342,205 km (0.093 R)
• M20: 24,606,755 km (0.088 R)
• M21: 30,718,277 km (0.097 R)
• M22: 31,218,981 km (0.067 R)
• M23: 33,275,952 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211

Radius: 4.5

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 15.78 AU - 18.56 AU

Year: 25240 Days

Day: 19.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 120.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 94,395,843 km

• M1: 57,745 km (0.119 R)
• M2: 340,186 km (0.114 R)
• M3: 694,284 km (0.112 R)
• M4: 1,159,084 km (0.12 R)
• M5: 1,807,741 km (0.103 R)
• M6: 2,249,952 km (0.108 R)
• M7: 3,294,145 km (0.1 R)
• M8: 4,856,096 km (0.089 R)
• M9: 5,519,264 km (0.071 R)
• M10: 7,460,745 km (0.05 R)
• M11: 8,486,089 km (0.088 R)
• M12: 8,931,292 km (0.074 R)
• M13: 9,601,939 km (0.109 R)
• M14: 9,976,532 km (0.095 R)
• M15: 10,194,945 km (0.118 R)
• M16: 13,530,978 km (0.119 R)
• M17: 14,001,912 km (0.053 R)
• M18: 16,294,050 km (0.101 R)
• M19: 16,826,768 km (0.117 R)
• M20: 23,092,825 km (0.115 R)
• M21: 26,687,363 km (0.104 R)
• M22: 27,108,481 km (0.052 R)
• M23: 28,617,025 km (0.095 R)
• M24: 28,836,934 km (0.116 R)
• M25: 30,983,365 km (0.101 R)
• M26: 32,154,716 km (0.102 R)
• M27: 37,266,625 km (0.071 R)
• M28: 37,529,019 km (0.092 R)
• M29: 40,083,104 km (0.103 R)
• M30: 49,535,894 km (0.112 R)
• M31: 50,012,214 km (0.108 R)
• M32: 54,268,572 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.2

Radius: 5.4

Gravity: 17.63 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 15.31 AU - 24.83 AU

Year: 31898 Days

Day: 18.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,395,843 km

• M1: 67,469 km (0.092 R)
• M2: 274,362 km (0.081 R)
• M3: 446,400 km (0.086 R)
• M4: 928,255 km (0.08 R)
• M5: 1,245,103 km (0.08 R)
• M6: 1,420,731 km (0.04 R)
• M7: 1,649,765 km (0.069 R)
• M8: 2,115,763 km (0.111 R)
• M9: 2,563,360 km (0.074 R)
• M10: 3,043,718 km (0.089 R)
• M11: 3,581,822 km (0.11 R)
• M12: 3,807,415 km (0.098 R)
• M13: 5,662,579 km (0.094 R)
• M14: 6,956,451 km (0.059 R)
• M15: 8,157,422 km (0.12 R)
• M16: 10,240,573 km (0.101 R)
• M17: 11,232,855 km (0.115 R)
• M18: 14,110,520 km (0.059 R)
• M19: 27,682,338 km (0.115 R)
• M20: 27,932,615 km (0.078 R)
• M21: 28,692,572 km (0.104 R)
• M22: 30,121,382 km (0.045 R)
• M23: 30,386,170 km (0.094 R)
• M24: 31,597,015 km (0.108 R)
• M25: 33,543,882 km (0.1 R)
• M26: 35,717,090 km (0.105 R)
• M27: 37,982,301 km (0.103 R)
• M28: 46,751,728 km (0.095 R)
• M29: 47,284,895 km (0.06 R)
• M30: 47,822,101 km (0.106 R)
• M31: 49,826,862 km (0.084 R)
• M32: 51,131,355 km (0.097 R)
• M33: 51,886,974 km (0.095 R)
• M34: 52,649,923 km (0.106 R)
• M35: 53,614,082 km (0.093 R)
• M36: 59,025,037 km (0.051 R)
• M37: 61,968,973 km (0.11 R)
• M38: 77,419,142 km (0.059 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 18,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit