🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.8

Radius: 13.3

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.47 AU - 1.53 AU

Year: 1205 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,992,519 km

• M1: 165,754 km (0.118 R)
• M2: 599,887 km (0.085 R)
• M3: 1,140,385 km (0.106 R)
• M4: 1,719,328 km (0.117 R)
• M5: 2,307,547 km (0.1 R)
• M6: 3,092,338 km (0.101 R)
• M7: 4,937,777 km (0.074 R)
• M8: 7,792,852 km (0.106 R)
• M9: 8,500,301 km (0.057 R)
• M10: 9,500,662 km (0.062 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.7

Radius: 8

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.49 AU - 8.43 AU

Year: 13366 Days

Day: 15.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,992,519 km

• M1: 100,829 km (0.106 R)
• M2: 370,704 km (0.054 R)
• M3: 780,602 km (0.096 R)
• M4: 1,134,700 km (0.058 R)
• M5: 2,098,260 km (0.086 R)
• M6: 2,816,030 km (0.108 R)
• M7: 4,826,327 km (0.026 R)
• M8: 8,524,685 km (0.106 R)
• M9: 9,892,608 km (0.049 R)
• M10: 10,600,954 km (0.097 R)
• M11: 12,118,475 km (0.108 R)
• M12: 14,451,304 km (0.085 R)
• M13: 33,511,868 km (0.085 R)
• M14: 39,105,183 km (0.044 R)
• M15: 42,403,516 km (0.101 R)
• M16: 47,387,220 km (0.102 R)
• M17: 49,235,352 km (0.101 R)
• M18: 53,239,189 km (0.084 R)
• M19: 55,235,872 km (0.096 R)
• M20: 56,423,380 km (0.105 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.5

Radius: 3.8

Gravity: 44.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.32 AU - 7.88 AU

Year: 13745 Days

Day: 23.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 45,992,519 km

• M1: 49,367 km (0.111 R)
• M2: 199,264 km (0.057 R)
• M3: 425,456 km (0.116 R)
• M4: 606,171 km (0.04 R)
• M5: 887,415 km (0.084 R)
• M6: 1,289,833 km (0.094 R)
• M7: 1,753,586 km (0.044 R)
• M8: 2,422,139 km (0.118 R)
• M9: 3,170,876 km (0.106 R)
• M10: 3,451,672 km (0.119 R)
• M11: 3,946,392 km (0.089 R)
• M12: 4,091,951 km (0.083 R)
• M13: 5,212,738 km (0.074 R)
• M14: 6,523,664 km (0.077 R)
• M15: 6,686,127 km (0.051 R)
• M16: 8,608,909 km (0.119 R)
• M17: 9,358,095 km (0.1 R)
• M18: 9,987,902 km (0.101 R)
• M19: 10,478,433 km (0.115 R)
• M20: 12,229,776 km (0.08 R)
• M21: 12,727,936 km (0.116 R)
• M22: 13,045,982 km (0.091 R)
• M23: 17,913,298 km (0.068 R)
• M24: 18,881,794 km (0.114 R)
• M25: 19,462,533 km (0.07 R)
• M26: 22,178,184 km (0.103 R)
• M27: 23,105,242 km (0.069 R)
• M28: 25,838,245 km (0.077 R)
• M29: 34,571,619 km (0.101 R)
• M30: 36,577,278 km (0.07 R)
• M31: 37,869,504 km (0.113 R)
• M32: 41,788,520 km (0.118 R)
• M33: 43,486,306 km (0.043 R)
• M34: 44,643,296 km (0.084 R)
• M35: 46,867,816 km (0.09 R)
• M36: 57,535,640 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.7

Radius: 4.3

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.51 AU - 13.15 AU

Year: 23380 Days

Day: 24.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,992,519 km

• M1: 53,855 km (0.079 R)
• M2: 256,112 km (0.094 R)
• M3: 704,606 km (0.04 R)
• M4: 1,008,888 km (0.056 R)
• M5: 1,281,455 km (0.108 R)
• M6: 1,489,396 km (0.042 R)
• M7: 2,023,162 km (0.088 R)
• M8: 2,161,240 km (0.081 R)
• M9: 3,384,652 km (0.09 R)
• M10: 4,945,855 km (0.102 R)
• M11: 5,133,900 km (0.067 R)
• M12: 5,458,228 km (0.115 R)
• M13: 6,815,679 km (0.092 R)
• M14: 9,156,586 km (0.11 R)
• M15: 12,096,185 km (0.118 R)
• M16: 16,014,003 km (0.11 R)
• M17: 23,574,231 km (0.106 R)
• M18: 26,798,364 km (0.103 R)
• M19: 27,476,641 km (0.078 R)
• M20: 32,221,287 km (0.025 R)
• M21: 35,476,836 km (0.067 R)
• M22: 35,825,698 km (0.06 R)
• M23: 43,290,931 km (0.036 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 17,169 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit