🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.82 AU - 0.88 AU

Year: 297 Days

Day: 34.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.79 AU - 0.93 AU

Year: 302 Days

Day: 16.8 Hours

Environment

Temp: 48 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.26 AU - 1.3 AU

Year: 548 Days

Day: 47.7 Hours

Environment

Temp: -29 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.17 AU - 1.85 AU

Year: 703 Days

Day: 35.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.93 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.09 AU - 2.59 AU

Year: 1356 Days

Day: 28.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,223,024 km

• M1: 804,089 km (0.073 R)
• M2: 1,192,145 km (0.091 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.11 AU - 2.57 AU

Year: 1356 Days

Day: 25 Hours

Environment

Temp: -96 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.27 AU - 3.63 AU

Year: 1919 Days

Day: 20.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.9

Radius: 9

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.02 AU - 5.24 AU

Year: 3773 Days

Day: 7 Hours

Environment

Temp: -151 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 103,223,024 km

• M1: 118,332 km (0.115 R)
• M2: 540,048 km (0.088 R)
• M3: 1,635,404 km (0.072 R)
• M4: 3,158,011 km (0.116 R)
• M5: 7,100,214 km (0.033 R)
• M6: 8,230,725 km (0.109 R)
• M7: 10,446,120 km (0.106 R)
• M8: 11,252,901 km (0.062 R)
• M9: 14,141,188 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.3

Radius: 7

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 13.57 AU - 17.21 AU

Year: 22867 Days

Day: 15.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,223,024 km

• M1: 87,066 km (0.109 R)
• M2: 927,058 km (0.062 R)
• M3: 1,162,974 km (0.037 R)
• M4: 1,593,965 km (0.115 R)
• M5: 8,483,546 km (0.057 R)
• M6: 9,666,865 km (0.09 R)
• M7: 10,611,575 km (0.079 R)
• M8: 11,564,663 km (0.118 R)
• M9: 12,141,962 km (0.086 R)
• M10: 20,039,682 km (0.111 R)
• M11: 20,415,173 km (0.119 R)
• M12: 21,180,216 km (0.118 R)
• M13: 25,469,636 km (0.081 R)
• M14: 31,299,315 km (0.12 R)
• M15: 36,714,758 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782

Radius: 7.5

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 18.05 AU - 18.49 AU

Year: 29577 Days

Day: 21.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 103,223,024 km

• M1: 93,499 km (0.093 R)
• M2: 347,067 km (0.069 R)
• M3: 599,887 km (0.075 R)
• M4: 1,990,848 km (0.09 R)
• M5: 2,877,814 km (0.078 R)
• M6: 3,472,615 km (0.114 R)
• M7: 5,026,189 km (0.081 R)
• M8: 6,497,484 km (0.083 R)
• M9: 9,242,605 km (0.08 R)
• M10: 10,329,135 km (0.079 R)
• M11: 12,375,633 km (0.119 R)
• M12: 12,677,522 km (0.12 R)
• M13: 13,454,234 km (0.1 R)
• M14: 14,179,784 km (0.119 R)
• M15: 20,739,950 km (0.11 R)
• M16: 22,258,069 km (0.11 R)
• M17: 22,817,864 km (0.066 R)
• M18: 23,501,825 km (0.072 R)
• M19: 29,608,111 km (0.088 R)
• M20: 33,532,363 km (0.106 R)
• M21: 55,716,680 km (0.054 R)
• M22: 78,065,405 km (0.083 R)
• M23: 78,322,414 km (0.072 R)
• M24: 78,838,227 km (0.107 R)
• M25: 92,194,026 km (0.064 R)
• M26: 99,857,027 km (0.113 R)
• M27: 102,605,440 km (0.061 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 17,856 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit