🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.59 AU - 0.63 AU

Year: 175 Days

Day: 33.8 Hours

Environment

Temp: 199 °C

Axial Tilt: 43.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.16 AU - 1.32 AU

Year: 507 Days

Day: 29.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,332,815 km

• M1: 65,823 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.89 AU - 2.69 AU

Year: 1272 Days

Day: 46 Hours

Environment

Temp: -75 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.13 AU - 2.73 AU

Year: 1391 Days

Day: 27.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.37 AU - 3.65 AU

Year: 2414 Days

Day: 42.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.69 AU - 4.65 AU

Year: 3126 Days

Day: 40.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 12.8

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.2 AU - 11.86 AU

Year: 10800 Days

Day: 10.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,332,815 km

• M1: 183,856 km (0.063 R)
• M2: 721,959 km (0.07 R)
• M3: 1,129,464 km (0.119 R)
• M4: 2,375,465 km (0.111 R)
• M5: 2,821,565 km (0.1 R)
• M6: 3,858,727 km (0.077 R)
• M7: 4,480,307 km (0.094 R)
• M8: 7,034,541 km (0.102 R)
• M9: 10,122,540 km (0.072 R)
• M10: 10,543,508 km (0.034 R)
• M11: 17,812,918 km (0.109 R)
• M12: 20,524,529 km (0.106 R)
• M13: 22,330,474 km (0.113 R)
• M14: 24,427,687 km (0.103 R)
• M15: 25,187,046 km (0.053 R)
• M16: 27,053,578 km (0.119 R)
• M17: 28,072,190 km (0.099 R)
• M18: 31,392,664 km (0.087 R)
• M19: 32,403,796 km (0.1 R)
• M20: 35,567,492 km (0.052 R)
• M21: 38,547,781 km (0.115 R)
• M22: 51,208,099 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.2

Radius: 7.1

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 14.83 AU - 16.85 AU

Year: 23142 Days

Day: 19.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,332,815 km

• M1: 101,577 km (0.114 R)
• M2: 330,910 km (0.11 R)
• M3: 577,897 km (0.088 R)
• M4: 820,395 km (0.086 R)
• M5: 2,110,377 km (0.113 R)
• M6: 2,587,445 km (0.049 R)
• M7: 3,469,923 km (0.119 R)
• M8: 4,187,095 km (0.098 R)
• M9: 4,939,871 km (0.032 R)
• M10: 5,682,026 km (0.117 R)
• M11: 8,022,036 km (0.11 R)
• M12: 10,638,204 km (0.104 R)
• M13: 13,366,570 km (0.076 R)
• M14: 14,070,428 km (0.103 R)
• M15: 20,309,557 km (0.066 R)
• M16: 20,848,408 km (0.113 R)
• M17: 22,115,801 km (0.083 R)
• M18: 23,433,908 km (0.117 R)
• M19: 29,622,622 km (0.049 R)
• M20: 31,120,695 km (0.084 R)
• M21: 31,939,893 km (0.044 R)
• M22: 37,734,717 km (0.107 R)
• M23: 38,082,232 km (0.09 R)
• M24: 38,783,547 km (0.112 R)
• M25: 39,732,147 km (0.064 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 20,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit