🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.82 AU - 1.02 AU

Year: 340 Days

Day: 25.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.33 AU - 2.13 AU

Year: 876 Days

Day: 12.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.59 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.4

Radius: 7.5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 12.8 AU - 14.1 AU

Year: 18991 Days

Day: 15.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 52,348,564 km

• M1: 111,750 km (0.104 R)
• M2: 325,076 km (0.07 R)
• M3: 559,197 km (0.112 R)
• M4: 625,768 km (0.098 R)
• M5: 677,529 km (0.072 R)
• M6: 1,145,172 km (0.09 R)
• M7: 1,411,157 km (0.101 R)
• M8: 1,999,675 km (0.111 R)
• M9: 2,051,884 km (0.035 R)
• M10: 2,347,490 km (0.095 R)
• M11: 2,458,342 km (0.105 R)
• M12: 2,743,027 km (0.073 R)
• M13: 2,918,954 km (0.05 R)
• M14: 3,282,028 km (0.109 R)
• M15: 3,406,344 km (0.071 R)
• M16: 3,500,441 km (0.095 R)
• M17: 4,150,593 km (0.054 R)
• M18: 4,386,958 km (0.06 R)
• M19: 5,122,081 km (0.074 R)
• M20: 5,375,500 km (0.054 R)
• M21: 5,670,358 km (0.068 R)
• M22: 6,430,165 km (0.052 R)
• M23: 6,586,046 km (0.084 R)
• M24: 6,664,436 km (0.048 R)
• M25: 7,221,837 km (0.059 R)
• M26: 7,835,488 km (0.091 R)
• M27: 7,960,252 km (0.074 R)
• M28: 8,253,913 km (0.114 R)
• M29: 8,338,585 km (0.078 R)
• M30: 8,551,164 km (0.105 R)
• M31: 9,243,802 km (0.05 R)
• M32: 10,270,791 km (0.071 R)
• M33: 10,407,374 km (0.072 R)
• M34: 11,006,215 km (0.118 R)
• M35: 11,853,986 km (0.06 R)
• M36: 11,949,429 km (0.076 R)
• M37: 12,382,365 km (0.041 R)
• M38: 13,511,680 km (0.101 R)
• M39: 13,611,461 km (0.098 R)
• M40: 13,912,303 km (0.116 R)
• M41: 16,877,033 km (0.057 R)
• M42: 17,092,155 km (0.115 R)
• M43: 17,362,478 km (0.119 R)
• M44: 19,462,234 km (0.074 R)
• M45: 19,687,828 km (0.073 R)
• M46: 19,857,621 km (0.085 R)
• M47: 20,599,178 km (0.087 R)
• M48: 21,233,623 km (0.027 R)
• M49: 21,991,635 km (0.077 R)
• M50: 23,115,564 km (0.106 R)
• M51: 24,683,499 km (0.096 R)
• M52: 26,223,310 km (0.109 R)
• M53: 28,430,926 km (0.047 R)
• M54: 29,589,112 km (0.085 R)
• M55: 30,762,857 km (0.055 R)
• M56: 33,424,951 km (0.101 R)
• M57: 34,169,949 km (0.073 R)
• M58: 35,607,285 km (0.11 R)
• M59: 36,715,656 km (0.101 R)
• M60: 37,064,219 km (0.041 R)
• M61: 37,694,624 km (0.066 R)
• M62: 38,116,789 km (0.066 R)
• M63: 39,464,217 km (0.057 R)
• M64: 39,678,442 km (0.047 R)
• M65: 40,251,401 km (0.111 R)
• M66: 42,863,530 km (0.086 R)
• M67: 43,010,285 km (0.062 R)
• M68: 43,672,705 km (0.059 R)
• M69: 44,190,164 km (0.106 R)
• M70: 44,784,067 km (0.112 R)
• M71: 46,807,827 km (0.115 R)
• M72: 47,337,404 km (0.084 R)
• M73: 49,244,777 km (0.032 R)
• M74: 49,475,457 km (0.118 R)
• M75: 50,014,757 km (0.066 R)
• M76: 51,099,491 km (0.113 R)
• M77: 51,410,804 km (0.099 R)
• M78: 51,879,046 km (0.102 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 16,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit