🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.71 AU - 1.05 AU

Year: 294 Days

Day: 13.7 Hours

Environment

Temp: 105 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,526,430 km

• M1: 78,838 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.77 AU - 1.03 AU

Year: 304 Days

Day: 27.8 Hours

Environment

Temp: 142 °C

Axial Tilt: 42.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,526,430 km

• M1: 26,628 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.34 AU - 1.6 AU

Year: 635 Days

Day: 43.6 Hours

Environment

Temp: -14 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,526,430 km

• M1: 45,927 km (0.083 R)

Asteroid Belt

Center: 7.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.3

Radius: 3

Gravity: 27.48 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 10.36 AU - 15.8 AU

Year: 16862 Days

Day: 21.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,526,430 km

• M1: 47,273 km (0.104 R)
• M2: 161,566 km (0.114 R)
• M3: 291,865 km (0.111 R)
• M4: 2,425,580 km (0.068 R)
• M5: 2,730,460 km (0.098 R)
• M6: 3,440,901 km (0.079 R)
• M7: 4,499,006 km (0.114 R)
• M8: 6,830,788 km (0.096 R)
• M9: 11,720,096 km (0.05 R)
• M10: 14,438,887 km (0.106 R)
• M11: 16,467,734 km (0.108 R)
• M12: 20,996,211 km (0.069 R)
• M13: 30,341,440 km (0.084 R)
• M14: 31,852,827 km (0.112 R)
• M15: 36,206,425 km (0.112 R)
• M16: 37,659,469 km (0.105 R)
• M17: 42,118,832 km (0.08 R)
• M18: 42,916,936 km (0.118 R)
• M19: 45,929,837 km (0.036 R)
• M20: 47,059,451 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326

Radius: 6.7

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 15.98 AU - 20.3 AU

Year: 27539 Days

Day: 24.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,526,430 km

• M1: 83,326 km (0.108 R)
• M2: 372,947 km (0.118 R)
• M3: 1,419,385 km (0.064 R)
• M4: 1,661,284 km (0.104 R)
• M5: 2,026,902 km (0.072 R)
• M6: 2,674,960 km (0.081 R)
• M7: 2,995,548 km (0.094 R)
• M8: 3,481,442 km (0.071 R)
• M9: 4,081,628 km (0.076 R)
• M10: 6,170,463 km (0.08 R)
• M11: 7,467,627 km (0.056 R)
• M12: 8,513,914 km (0.112 R)
• M13: 13,189,446 km (0.067 R)
• M14: 13,684,465 km (0.064 R)
• M15: 15,398,258 km (0.065 R)
• M16: 15,946,983 km (0.102 R)
• M17: 17,756,818 km (0.032 R)
• M18: 26,147,913 km (0.108 R)
• M19: 26,592,218 km (0.077 R)
• M20: 27,381,796 km (0.078 R)
• M21: 29,245,037 km (0.083 R)
• M22: 36,569,349 km (0.109 R)
• M23: 46,960,417 km (0.116 R)
• M24: 51,163,519 km (0.112 R)
• M25: 52,033,131 km (0.103 R)
• M26: 62,654,730 km (0.054 R)
• M27: 66,081,718 km (0.087 R)
• M28: 68,785,101 km (0.117 R)
• M29: 69,207,416 km (0.045 R)
• M30: 71,345,169 km (0.109 R)
• M31: 72,430,352 km (0.072 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 13,617 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit