🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.61 AU - 0.63 AU

Year: 179 Days

Day: 27.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.18 AU - 1.66 AU

Year: 621 Days

Day: 31.6 Hours

Environment

Temp: -27 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.26 AU - 1.9 AU

Year: 729 Days

Day: 42.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.7 AU - 2.24 AU

Year: 1015 Days

Day: 23.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.69 AU - 2.49 AU

Year: 1109 Days

Day: 29.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,940,467 km

• M1: 69,114 km (0.053 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.87 AU - 2.63 AU

Year: 1239 Days

Day: 28.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.29 AU - 2.53 AU

Year: 1373 Days

Day: 14.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.6 AU - 3.14 AU

Year: 1785 Days

Day: 34.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,940,467 km

• M1: 1,979,329 km (0.061 R)

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.9

Radius: 13.4

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.97 AU - 7.25 AU

Year: 6238 Days

Day: 13 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,940,467 km

• M1: 168,148 km (0.082 R)
• M2: 1,453,643 km (0.101 R)
• M3: 2,504,717 km (0.083 R)
• M4: 3,072,740 km (0.118 R)
• M5: 3,772,858 km (0.101 R)
• M6: 5,553,971 km (0.069 R)
• M7: 8,686,849 km (0.092 R)
• M8: 10,368,628 km (0.027 R)
• M9: 10,797,077 km (0.118 R)
• M10: 13,790,979 km (0.088 R)
• M11: 14,662,835 km (0.077 R)
• M12: 15,944,889 km (0.114 R)
• M13: 18,383,484 km (0.097 R)
• M14: 20,910,192 km (0.088 R)
• M15: 22,931,409 km (0.102 R)
• M16: 29,109,950 km (0.101 R)
• M17: 30,738,922 km (0.106 R)
• M18: 33,656,679 km (0.103 R)
• M19: 35,773,488 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.3

Radius: 7.2

Gravity: 10.56 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 13.86 AU - 15.02 AU

Year: 20143 Days

Day: 16.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,940,467 km

• M1: 92,900 km (0.045 R)
• M2: 456,423 km (0.077 R)
• M3: 1,009,038 km (0.106 R)
• M4: 2,874,224 km (0.098 R)
• M5: 3,367,747 km (0.099 R)
• M6: 3,649,290 km (0.11 R)
• M7: 5,190,149 km (0.095 R)
• M8: 5,490,092 km (0.104 R)
• M9: 13,004,543 km (0.1 R)
• M10: 13,629,413 km (0.071 R)
• M11: 16,812,407 km (0.083 R)
• M12: 18,575,717 km (0.099 R)
• M13: 19,013,141 km (0.118 R)
• M14: 21,976,526 km (0.049 R)
• M15: 26,755,430 km (0.088 R)
• M16: 27,425,778 km (0.096 R)
• M17: 28,336,978 km (0.077 R)
• M18: 37,187,487 km (0.11 R)
• M19: 38,303,188 km (0.113 R)
• M20: 40,601,161 km (0.113 R)
• M21: 41,486,182 km (0.084 R)
• M22: 42,233,274 km (0.077 R)
• M23: 47,067,529 km (0.051 R)
• M24: 48,208,063 km (0.032 R)
• M25: 49,533,800 km (0.086 R)
• M26: 50,883,771 km (0.058 R)
• M27: 51,567,882 km (0.101 R)
• M28: 52,605,493 km (0.093 R)
• M29: 68,420,381 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 14,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit