🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.49 AU - 0.53 AU

Year: 139 Days

Day: 24 Hours

Environment

Temp: 193 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.06 AU - 1.16 AU

Year: 448 Days

Day: 35.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.95 AU - 1.51 AU

Year: 522 Days

Day: 13.1 Hours

Environment

Temp: -27 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.3

Radius: 8.8

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.72 AU - 7.42 AU

Year: 6448 Days

Day: 8.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,362,021 km

• M1: 109,506 km (0.092 R)
• M2: 393,293 km (0.11 R)
• M3: 1,010,833 km (0.06 R)
• M4: 1,608,327 km (0.054 R)
• M5: 2,515,039 km (0.109 R)
• M6: 3,532,305 km (0.086 R)
• M7: 4,080,282 km (0.064 R)
• M8: 11,274,892 km (0.077 R)
• M9: 12,735,267 km (0.077 R)
• M10: 13,060,642 km (0.105 R)
• M11: 13,727,998 km (0.083 R)
• M12: 14,720,430 km (0.103 R)
• M13: 15,548,155 km (0.109 R)
• M14: 17,466,898 km (0.109 R)
• M15: 18,631,368 km (0.097 R)
• M16: 19,661,349 km (0.082 R)
• M17: 21,966,802 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.1

Radius: 3.2

Gravity: 36.53 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 15.78 AU - 20.78 AU

Year: 29925 Days

Day: 17.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,362,021 km

• M1: 39,793 km (0.05 R)
• M2: 194,776 km (0.113 R)
• M3: 1,055,263 km (0.106 R)
• M4: 1,372,411 km (0.118 R)
• M5: 1,694,345 km (0.079 R)
• M6: 2,043,806 km (0.087 R)
• M7: 2,324,452 km (0.049 R)
• M8: 3,379,117 km (0.113 R)
• M9: 3,678,013 km (0.095 R)
• M10: 3,961,800 km (0.041 R)
• M11: 4,431,987 km (0.114 R)
• M12: 5,442,071 km (0.049 R)
• M13: 6,733,699 km (0.068 R)
• M14: 7,062,067 km (0.082 R)
• M15: 7,205,980 km (0.09 R)
• M16: 7,700,102 km (0.065 R)
• M17: 8,375,536 km (0.098 R)
• M18: 9,146,264 km (0.111 R)
• M19: 9,724,909 km (0.096 R)
• M20: 10,144,232 km (0.091 R)
• M21: 10,954,753 km (0.078 R)
• M22: 11,147,734 km (0.095 R)
• M23: 12,632,942 km (0.076 R)
• M24: 15,824,762 km (0.065 R)
• M25: 17,256,414 km (0.039 R)
• M26: 18,048,235 km (0.05 R)
• M27: 19,234,247 km (0.061 R)
• M28: 26,293,023 km (0.111 R)
• M29: 27,933,363 km (0.096 R)
• M30: 31,675,554 km (0.097 R)
• M31: 37,456,165 km (0.113 R)
• M32: 39,378,348 km (0.069 R)
• M33: 43,257,720 km (0.096 R)
• M34: 54,706,296 km (0.119 R)
• M35: 56,983,774 km (0.105 R)
• M36: 57,951,074 km (0.117 R)
• M37: 73,346,041 km (0.071 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 13,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit