🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.36 AU - 2.1 AU

Year: 823 Days

Day: 25.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.15 AU - 2.87 AU

Year: 1438 Days

Day: 46.9 Hours

Environment

Temp: -92 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.2

Radius: 12.1

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 11.49 AU - 12.05 AU

Year: 14603 Days

Day: 8 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,644,062 km

• M1: 150,645 km (0.071 R)
• M2: 1,003,203 km (0.114 R)
• M3: 2,146,131 km (0.09 R)
• M4: 3,643,456 km (0.066 R)
• M5: 4,230,927 km (0.119 R)
• M6: 5,709,852 km (0.12 R)
• M7: 7,281,976 km (0.119 R)
• M8: 8,120,172 km (0.041 R)
• M9: 9,230,787 km (0.058 R)
• M10: 11,023,418 km (0.071 R)
• M11: 12,512,665 km (0.073 R)
• M12: 13,373,302 km (0.101 R)
• M13: 14,202,373 km (0.091 R)
• M14: 14,629,475 km (0.098 R)
• M15: 17,214,825 km (0.107 R)
• M16: 20,180,154 km (0.059 R)
• M17: 21,642,922 km (0.046 R)
• M18: 22,592,420 km (0.081 R)
• M19: 25,817,900 km (0.067 R)
• M20: 26,994,038 km (0.051 R)
• M21: 34,046,830 km (0.116 R)
• M22: 35,722,027 km (0.069 R)
• M23: 37,722,449 km (0.048 R)
• M24: 39,096,955 km (0.047 R)
• M25: 41,509,669 km (0.114 R)
• M26: 49,179,253 km (0.12 R)
• M27: 54,207,088 km (0.073 R)
• M28: 55,779,660 km (0.098 R)
• M29: 56,844,947 km (0.093 R)
• M30: 64,879,400 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.5

Radius: 3.6

Gravity: 58.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.99 AU - 18.73 AU

Year: 23931 Days

Day: 19 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 88,644,062 km

• M1: 51,312 km (0.091 R)
• M2: 169,195 km (0.081 R)
• M3: 394,190 km (0.113 R)
• M4: 722,109 km (0.111 R)
• M5: 853,605 km (0.082 R)
• M6: 1,363,734 km (0.091 R)
• M7: 2,074,324 km (0.116 R)
• M8: 3,527,069 km (0.085 R)
• M9: 3,682,950 km (0.093 R)
• M10: 4,605,819 km (0.117 R)
• M11: 5,974,191 km (0.047 R)
• M12: 6,423,134 km (0.103 R)
• M13: 6,750,604 km (0.061 R)
• M14: 7,958,008 km (0.088 R)
• M15: 8,118,377 km (0.088 R)
• M16: 8,335,593 km (0.064 R)
• M17: 10,856,018 km (0.098 R)
• M18: 11,186,330 km (0.091 R)
• M19: 11,455,307 km (0.102 R)
• M20: 13,310,022 km (0.045 R)
• M21: 14,073,569 km (0.112 R)
• M22: 16,713,224 km (0.107 R)
• M23: 21,365,418 km (0.066 R)
• M24: 22,304,444 km (0.054 R)
• M25: 24,152,427 km (0.089 R)
• M26: 26,573,070 km (0.06 R)
• M27: 29,787,778 km (0.073 R)
• M28: 30,174,639 km (0.061 R)
• M29: 31,355,115 km (0.118 R)
• M30: 39,245,655 km (0.107 R)
• M31: 40,493,301 km (0.11 R)
• M32: 43,067,432 km (0.097 R)
• M33: 47,130,061 km (0.066 R)
• M34: 48,007,453 km (0.086 R)
• M35: 51,071,815 km (0.103 R)
• M36: 55,033,915 km (0.084 R)
• M37: 60,011,934 km (0.115 R)
• M38: 62,504,534 km (0.077 R)
• M39: 63,563,088 km (0.1 R)
• M40: 66,152,478 km (0.025 R)
• M41: 66,590,799 km (0.082 R)
• M42: 82,416,758 km (0.109 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 10,966 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit