🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.9

Radius: 9.1

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.51 AU - 0.71 AU

Year: 329 Days

Day: 6.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,646,141 km

• M1: 113,246 km (0.118 R)
• M2: 493,823 km (0.089 R)
• M3: 962,513 km (0.108 R)
• M4: 1,351,467 km (0.032 R)
• M5: 1,953,150 km (0.095 R)
• M6: 2,290,942 km (0.082 R)
• M7: 2,935,110 km (0.113 R)
• M8: 3,252,258 km (0.118 R)
• M9: 3,592,144 km (0.108 R)
• M10: 3,907,496 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.8

Radius: 12.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.72 AU - 4.36 AU

Year: 4597 Days

Day: 13.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,646,141 km

• M1: 153,039 km (0.067 R)
• M2: 729,290 km (0.082 R)
• M3: 1,291,478 km (0.045 R)
• M4: 1,886,130 km (0.106 R)
• M5: 2,761,277 km (0.119 R)
• M6: 3,183,891 km (0.117 R)
• M7: 3,613,836 km (0.115 R)
• M8: 5,329,125 km (0.11 R)
• M9: 6,870,581 km (0.049 R)
• M10: 8,658,276 km (0.057 R)
• M11: 10,512,542 km (0.081 R)
• M12: 11,198,747 km (0.1 R)
• M13: 11,712,765 km (0.104 R)
• M14: 13,349,815 km (0.06 R)
• M15: 17,177,127 km (0.11 R)
• M16: 17,914,943 km (0.098 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.7

Radius: 4.3

Gravity: 15.51 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.94 AU - 6.26 AU

Year: 9147 Days

Day: 17.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,646,141 km

• M1: 53,556 km (0.112 R)
• M2: 191,635 km (0.086 R)
• M3: 339,886 km (0.08 R)
• M4: 1,524,701 km (0.116 R)
• M5: 1,762,113 km (0.114 R)
• M6: 2,588,492 km (0.069 R)
• M7: 2,754,246 km (0.067 R)
• M8: 3,168,483 km (0.107 R)
• M9: 4,295,404 km (0.041 R)
• M10: 4,687,948 km (0.12 R)
• M11: 5,103,980 km (0.055 R)
• M12: 8,568,816 km (0.094 R)
• M13: 9,795,669 km (0.118 R)
• M14: 10,018,420 km (0.04 R)
• M15: 11,923,997 km (0.061 R)
• M16: 12,908,351 km (0.072 R)
• M17: 15,096,370 km (0.073 R)
• M18: 18,047,038 km (0.112 R)
• M19: 19,341,509 km (0.112 R)
• M20: 22,651,810 km (0.111 R)
• M21: 25,389,900 km (0.058 R)
• M22: 27,012,140 km (0.107 R)
• M23: 29,526,730 km (0.104 R)
• M24: 30,935,942 km (0.09 R)
• M25: 31,415,403 km (0.101 R)
• M26: 31,705,474 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.4

Radius: 6.6

Gravity: 21.86 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.11 AU - 6.23 AU

Year: 9319 Days

Day: 20.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,646,141 km

• M1: 82,129 km (0.083 R)
• M2: 426,055 km (0.11 R)
• M3: 694,134 km (0.085 R)
• M4: 967,449 km (0.089 R)
• M5: 1,947,016 km (0.072 R)
• M6: 2,684,384 km (0.059 R)
• M7: 3,698,209 km (0.114 R)
• M8: 4,512,470 km (0.086 R)
• M9: 5,372,957 km (0.056 R)
• M10: 5,895,802 km (0.096 R)
• M11: 6,802,365 km (0.039 R)
• M12: 8,422,659 km (0.048 R)
• M13: 9,619,293 km (0.087 R)
• M14: 10,655,108 km (0.089 R)
• M15: 12,464,046 km (0.079 R)
• M16: 13,948,356 km (0.058 R)
• M17: 15,477,844 km (0.092 R)
• M18: 19,421,843 km (0.097 R)
• M19: 20,900,468 km (0.114 R)
• M20: 22,807,691 km (0.079 R)
• M21: 23,438,097 km (0.059 R)
• M22: 25,494,918 km (0.093 R)
• M23: 27,669,323 km (0.111 R)
• M24: 29,326,119 km (0.108 R)
• M25: 34,692,045 km (0.108 R)
• M26: 39,764,460 km (0.059 R)
• M27: 47,170,153 km (0.057 R)
• M28: 50,585,473 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.7

Radius: 3.7

Gravity: 19.41 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.6 AU - 8.22 AU

Year: 12538 Days

Day: 19.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 40,646,141 km

• M1: 48,470 km (0.109 R)
• M2: 235,168 km (0.095 R)
• M3: 514,617 km (0.099 R)
• M4: 1,279,062 km (0.083 R)
• M5: 1,505,104 km (0.102 R)
• M6: 1,757,027 km (0.038 R)
• M7: 2,119,203 km (0.114 R)
• M8: 2,256,235 km (0.086 R)
• M9: 2,417,502 km (0.095 R)
• M10: 3,434,169 km (0.082 R)
• M11: 4,480,157 km (0.107 R)
• M12: 4,735,371 km (0.107 R)
• M13: 5,368,619 km (0.06 R)
• M14: 5,591,669 km (0.051 R)
• M15: 5,887,424 km (0.114 R)
• M16: 6,837,819 km (0.027 R)
• M17: 7,368,742 km (0.086 R)
• M18: 7,684,244 km (0.074 R)
• M19: 9,675,392 km (0.098 R)
• M20: 11,093,281 km (0.079 R)
• M21: 15,263,172 km (0.108 R)
• M22: 16,431,531 km (0.077 R)
• M23: 16,766,331 km (0.077 R)
• M24: 17,519,107 km (0.055 R)
• M25: 18,080,399 km (0.063 R)
• M26: 21,622,577 km (0.113 R)
• M27: 21,782,796 km (0.072 R)
• M28: 22,513,582 km (0.068 R)
• M29: 24,195,960 km (0.075 R)
• M30: 26,322,942 km (0.104 R)
• M31: 29,940,518 km (0.083 R)
• M32: 30,540,405 km (0.103 R)
• M33: 30,944,619 km (0.039 R)
• M34: 35,854,271 km (0.041 R)
• M35: 37,215,313 km (0.112 R)
• M36: 38,025,086 km (0.076 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 13,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit