🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.6

Radius: 9.9

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.03 AU - 1.37 AU

Year: 877 Days

Day: 14.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,259,555 km

• M1: 123,119 km (0.119 R)
• M2: 524,939 km (0.1 R)
• M3: 981,212 km (0.064 R)
• M4: 1,396,347 km (0.079 R)
• M5: 1,766,900 km (0.089 R)
• M6: 2,224,670 km (0.107 R)
• M7: 2,810,944 km (0.102 R)
• M8: 4,057,543 km (0.106 R)
• M9: 4,749,284 km (0.109 R)
• M10: 5,200,920 km (0.089 R)
• M11: 6,212,500 km (0.075 R)
• M12: 7,059,374 km (0.084 R)
• M13: 8,217,411 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.6

Radius: 14.2

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.04 AU - 1.56 AU

Year: 988 Days

Day: 7.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,259,555 km

• M1: 176,825 km (0.091 R)
• M2: 643,121 km (0.092 R)
• M3: 1,180,776 km (0.098 R)
• M4: 1,765,255 km (0.03 R)
• M5: 2,319,365 km (0.087 R)
• M6: 3,594,837 km (0.075 R)
• M7: 4,137,578 km (0.102 R)
• M8: 4,608,063 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.9

Radius: 11.8

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.07 AU - 1.55 AU

Year: 1000 Days

Day: 12.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,259,555 km

• M1: 146,756 km (0.088 R)
• M2: 713,731 km (0.088 R)
• M3: 1,130,212 km (0.034 R)
• M4: 1,546,094 km (0.071 R)
• M5: 2,084,946 km (0.105 R)
• M6: 2,722,980 km (0.106 R)
• M7: 3,249,565 km (0.113 R)
• M8: 3,618,174 km (0.073 R)
• M9: 4,191,433 km (0.077 R)
• M10: 5,043,094 km (0.108 R)
• M11: 5,861,843 km (0.115 R)
• M12: 6,812,687 km (0.117 R)
• M13: 7,301,274 km (0.117 R)
• M14: 8,193,625 km (0.048 R)
• M15: 9,409,556 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.6

Radius: 3.7

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.04 AU - 6.5 AU

Year: 9243 Days

Day: 16.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,259,555 km

• M1: 49,068 km (0.093 R)
• M2: 188,793 km (0.075 R)
• M3: 347,665 km (0.108 R)
• M4: 594,801 km (0.115 R)
• M5: 823,387 km (0.058 R)
• M6: 1,478,625 km (0.08 R)
• M7: 1,999,675 km (0.045 R)
• M8: 2,182,184 km (0.101 R)
• M9: 7,273,299 km (0.076 R)
• M10: 7,451,320 km (0.042 R)
• M11: 10,213,944 km (0.054 R)
• M12: 11,895,125 km (0.095 R)
• M13: 12,749,479 km (0.101 R)
• M14: 13,969,449 km (0.091 R)
• M15: 15,265,266 km (0.1 R)
• M16: 18,951,058 km (0.03 R)
• M17: 19,974,607 km (0.115 R)
• M18: 21,034,508 km (0.03 R)
• M19: 21,541,645 km (0.097 R)
• M20: 27,069,735 km (0.101 R)
• M21: 29,163,357 km (0.101 R)
• M22: 29,703,106 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.3

Radius: 7.9

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.26 AU - 7 AU

Year: 10121 Days

Day: 18.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,259,555 km

• M1: 102,475 km (0.086 R)
• M2: 429,196 km (0.115 R)
• M3: 792,869 km (0.112 R)
• M4: 1,221,018 km (0.115 R)
• M5: 1,875,658 km (0.073 R)
• M6: 2,146,131 km (0.118 R)
• M7: 3,451,672 km (0.117 R)
• M8: 4,216,715 km (0.103 R)
• M9: 6,261,718 km (0.038 R)
• M10: 9,710,996 km (0.113 R)
• M11: 10,952,060 km (0.1 R)
• M12: 12,471,077 km (0.094 R)
• M13: 13,558,653 km (0.057 R)
• M14: 15,038,625 km (0.03 R)
• M15: 17,566,829 km (0.041 R)
• M16: 18,392,460 km (0.118 R)
• M17: 21,614,050 km (0.029 R)
• M18: 22,474,537 km (0.09 R)
• M19: 23,807,903 km (0.11 R)
• M20: 24,263,877 km (0.115 R)
• M21: 29,670,643 km (0.079 R)
• M22: 37,033,551 km (0.072 R)
• M23: 42,922,621 km (0.078 R)
• M24: 49,111,934 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.1

Radius: 6.6

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.28 AU - 8.66 AU

Year: 13615 Days

Day: 16.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,259,555 km

• M1: 247,136 km (0.069 R)
• M2: 1,326,484 km (0.107 R)
• M3: 3,150,382 km (0.055 R)
• M4: 3,381,660 km (0.12 R)
• M5: 3,673,974 km (0.108 R)
• M6: 4,281,790 km (0.111 R)
• M7: 4,508,281 km (0.059 R)
• M8: 9,987,453 km (0.032 R)
• M9: 10,745,316 km (0.104 R)
• M10: 11,869,693 km (0.049 R)
• M11: 12,546,325 km (0.108 R)
• M12: 16,115,281 km (0.068 R)
• M13: 25,634,942 km (0.119 R)
• M14: 28,121,557 km (0.093 R)
• M15: 28,917,867 km (0.113 R)
• M16: 29,220,354 km (0.085 R)
• M17: 32,253,899 km (0.099 R)
• M18: 35,491,197 km (0.03 R)
• M19: 38,328,919 km (0.112 R)
• M20: 39,061,201 km (0.086 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 19,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit