🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.3

Radius: 12.7

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.02 AU - 4.8 AU

Year: 3527 Days

Day: 13.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,022,067 km

• M1: 157,975 km (0.081 R)
• M2: 774,618 km (0.09 R)
• M3: 1,389,914 km (0.113 R)
• M4: 2,780,725 km (0.106 R)
• M5: 3,183,891 km (0.063 R)
• M6: 3,853,492 km (0.069 R)
• M7: 4,593,403 km (0.073 R)
• M8: 5,499,667 km (0.044 R)
• M9: 6,221,327 km (0.053 R)
• M10: 7,390,883 km (0.119 R)
• M11: 7,917,019 km (0.108 R)
• M12: 9,574,563 km (0.111 R)
• M13: 10,200,480 km (0.071 R)
• M14: 10,775,235 km (0.111 R)
• M15: 11,170,473 km (0.058 R)
• M16: 11,864,458 km (0.09 R)
• M17: 12,328,660 km (0.089 R)
• M18: 13,025,636 km (0.108 R)
• M19: 13,933,695 km (0.072 R)
• M20: 15,774,647 km (0.09 R)
• M21: 16,806,274 km (0.109 R)
• M22: 18,325,440 km (0.115 R)
• M23: 19,349,288 km (0.078 R)

Planet 2 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.9

Radius: 3.4

Gravity: 40.13 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 11.64 AU - 13.88 AU

Year: 17357 Days

Day: 16.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,022,067 km

• M1: 50,414 km (0.053 R)
• M2: 219,909 km (0.083 R)
• M3: 1,211,743 km (0.087 R)
• M4: 1,390,213 km (0.077 R)
• M5: 1,523,954 km (0.104 R)
• M6: 1,782,907 km (0.07 R)
• M7: 2,127,731 km (0.11 R)
• M8: 2,265,510 km (0.08 R)
• M9: 2,829,793 km (0.069 R)
• M10: 3,271,705 km (0.078 R)
• M11: 3,930,385 km (0.111 R)
• M12: 4,974,279 km (0.042 R)
• M13: 5,878,748 km (0.11 R)
• M14: 6,512,145 km (0.069 R)
• M15: 7,866,305 km (0.06 R)
• M16: 8,196,168 km (0.054 R)
• M17: 8,883,570 km (0.09 R)
• M18: 9,138,036 km (0.092 R)
• M19: 10,654,211 km (0.1 R)
• M20: 12,456,117 km (0.082 R)
• M21: 13,764,051 km (0.116 R)
• M22: 15,160,847 km (0.079 R)
• M23: 19,060,414 km (0.091 R)
• M24: 19,913,122 km (0.066 R)
• M25: 23,870,435 km (0.118 R)
• M26: 24,263,279 km (0.102 R)
• M27: 24,461,197 km (0.105 R)
• M28: 31,498,280 km (0.038 R)
• M29: 34,653,898 km (0.071 R)
• M30: 36,827,106 km (0.115 R)
• M31: 38,548,978 km (0.103 R)
• M32: 39,634,909 km (0.099 R)
• M33: 42,295,357 km (0.109 R)
• M34: 42,726,049 km (0.113 R)
• M35: 43,014,773 km (0.098 R)
• M36: 45,072,342 km (0.075 R)
• M37: 51,148,410 km (0.094 R)
• M38: 58,100,821 km (0.074 R)
• M39: 60,067,734 km (0.028 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.9

Radius: 7.7

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 12.12 AU - 14.84 AU

Year: 18847 Days

Day: 19.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,022,067 km

• M1: 101,427 km (0.094 R)
• M2: 580,889 km (0.075 R)
• M3: 859,141 km (0.074 R)
• M4: 1,227,451 km (0.115 R)
• M5: 3,025,168 km (0.086 R)
• M6: 3,945,793 km (0.079 R)
• M7: 8,064,372 km (0.092 R)
• M8: 9,421,823 km (0.116 R)
• M9: 14,037,367 km (0.054 R)
• M10: 19,607,045 km (0.092 R)
• M11: 19,968,922 km (0.111 R)
• M12: 22,136,745 km (0.112 R)
• M13: 27,269,298 km (0.095 R)
• M14: 28,061,868 km (0.096 R)
• M15: 30,410,704 km (0.086 R)
• M16: 34,175,185 km (0.095 R)
• M17: 41,267,769 km (0.088 R)
• M18: 50,796,256 km (0.078 R)
• M19: 51,136,891 km (0.116 R)
• M20: 57,717,102 km (0.115 R)
• M21: 69,550,593 km (0.057 R)
• M22: 69,970,664 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.1

Radius: 3.6

Gravity: 23.54 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 16.17 AU - 17.63 AU

Year: 26456 Days

Day: 21.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,022,067 km

• M1: 45,179 km (0.079 R)
• M2: 209,437 km (0.078 R)
• M3: 364,869 km (0.063 R)
• M4: 759,808 km (0.105 R)
• M5: 1,332,319 km (0.072 R)
• M6: 1,500,018 km (0.045 R)
• M7: 1,647,671 km (0.084 R)
• M8: 2,010,745 km (0.105 R)
• M9: 2,446,972 km (0.07 R)
• M10: 2,746,916 km (0.062 R)
• M11: 3,824,320 km (0.075 R)
• M12: 5,192,243 km (0.051 R)
• M13: 6,811,789 km (0.058 R)
• M14: 8,227,284 km (0.066 R)
• M15: 9,658,787 km (0.079 R)
• M16: 13,487,445 km (0.063 R)
• M17: 13,698,228 km (0.119 R)
• M18: 13,982,614 km (0.109 R)
• M19: 17,129,106 km (0.069 R)
• M20: 20,162,951 km (0.08 R)
• M21: 20,346,358 km (0.109 R)
• M22: 21,757,963 km (0.108 R)
• M23: 23,133,067 km (0.12 R)
• M24: 25,946,554 km (0.059 R)
• M25: 34,809,031 km (0.071 R)
• M26: 35,873,121 km (0.102 R)
• M27: 36,277,783 km (0.114 R)
• M28: 38,206,099 km (0.113 R)
• M29: 41,668,841 km (0.074 R)
• M30: 43,782,360 km (0.092 R)
• M31: 45,178,258 km (0.059 R)
• M32: 45,649,940 km (0.115 R)
• M33: 47,246,299 km (0.117 R)
• M34: 64,704,520 km (0.067 R)
• M35: 67,328,317 km (0.12 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 19,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit