🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.44 AU - 1.54 AU

Year: 636 Days

Day: 37.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 7.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 144.7

Radius: 4.2

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 12.47 AU - 15.67 AU

Year: 18464 Days

Day: 20.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,768,467 km

• M1: 52,509 km (0.116 R)
• M2: 323,879 km (0.037 R)
• M3: 652,845 km (0.098 R)
• M4: 806,482 km (0.111 R)
• M5: 1,525,300 km (0.119 R)
• M6: 3,053,293 km (0.08 R)
• M7: 3,254,202 km (0.106 R)
• M8: 4,479,110 km (0.062 R)
• M9: 4,709,491 km (0.112 R)
• M10: 5,008,537 km (0.114 R)
• M11: 5,513,280 km (0.027 R)
• M12: 6,586,495 km (0.086 R)
• M13: 6,846,945 km (0.069 R)
• M14: 7,152,873 km (0.059 R)
• M15: 9,000,556 km (0.047 R)
• M16: 9,367,669 km (0.09 R)
• M17: 10,082,597 km (0.047 R)
• M18: 10,579,113 km (0.09 R)
• M19: 11,460,244 km (0.112 R)
• M20: 13,844,834 km (0.1 R)
• M21: 14,520,119 km (0.08 R)
• M22: 16,883,167 km (0.061 R)
• M23: 20,573,148 km (0.107 R)
• M24: 29,395,234 km (0.067 R)
• M25: 30,919,636 km (0.106 R)
• M26: 32,389,285 km (0.117 R)
• M27: 35,580,507 km (0.096 R)
• M28: 38,494,374 km (0.086 R)

Planet 3 - Ice Giant

Semi-Major Axis: 20.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.4

Radius: 4

Gravity: 16.46 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 18.96 AU - 22.22 AU

Year: 32686 Days

Day: 24.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,768,467 km

• M1: 51,611 km (0.101 R)
• M2: 210,634 km (0.102 R)
• M3: 388,206 km (0.12 R)
• M4: 535,560 km (0.102 R)
• M5: 1,020,257 km (0.105 R)
• M6: 1,352,066 km (0.119 R)
• M7: 1,882,390 km (0.069 R)
• M8: 2,080,009 km (0.074 R)
• M9: 2,683,337 km (0.083 R)
• M10: 2,985,973 km (0.094 R)
• M11: 4,095,391 km (0.105 R)
• M12: 4,359,880 km (0.083 R)
• M13: 5,222,013 km (0.074 R)
• M14: 9,186,656 km (0.117 R)
• M15: 10,899,402 km (0.108 R)
• M16: 12,606,164 km (0.073 R)
• M17: 13,813,568 km (0.078 R)
• M18: 16,455,766 km (0.112 R)
• M19: 16,954,675 km (0.119 R)
• M20: 18,960,333 km (0.116 R)
• M21: 22,206,458 km (0.078 R)
• M22: 22,713,146 km (0.113 R)
• M23: 25,034,007 km (0.12 R)
• M24: 31,264,160 km (0.105 R)
• M25: 32,936,066 km (0.115 R)
• M26: 33,067,113 km (0.108 R)
• M27: 33,198,460 km (0.088 R)
• M28: 33,330,106 km (0.039 R)
• M29: 35,211,000 km (0.12 R)
• M30: 35,761,072 km (0.069 R)
• M31: 37,731,575 km (0.085 R)
• M32: 39,329,729 km (0.105 R)
• M33: 46,338,090 km (0.118 R)
• M34: 55,977,728 km (0.1 R)
• M35: 58,436,369 km (0.058 R)
• M36: 64,178,683 km (0.087 R)
• M37: 72,478,074 km (0.079 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 19,057 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit