🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.1

Radius: 11.8

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.61 AU - 5.79 AU

Year: 4491 Days

Day: 5.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,557,452 km

• M1: 150,047 km (0.073 R)
• M2: 528,679 km (0.075 R)
• M3: 1,052,122 km (0.099 R)
• M4: 1,461,272 km (0.105 R)
• M5: 2,302,162 km (0.068 R)
• M6: 2,790,748 km (0.108 R)
• M7: 3,220,244 km (0.085 R)
• M8: 3,673,825 km (0.058 R)
• M9: 4,257,107 km (0.114 R)
• M10: 4,734,473 km (0.066 R)
• M11: 5,400,633 km (0.113 R)
• M12: 5,988,852 km (0.063 R)
• M13: 7,582,667 km (0.093 R)
• M14: 9,442,767 km (0.033 R)
• M15: 9,902,930 km (0.097 R)
• M16: 12,117,727 km (0.119 R)
• M17: 14,644,584 km (0.053 R)
• M18: 17,276,310 km (0.108 R)
• M19: 20,525,426 km (0.098 R)
• M20: 22,836,564 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 13.9

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.26 AU - 9.16 AU

Year: 8108 Days

Day: 6.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,557,452 km

• M1: 215,571 km (0.08 R)
• M2: 741,407 km (0.079 R)
• M3: 1,291,478 km (0.084 R)
• M4: 1,877,004 km (0.071 R)
• M5: 2,340,907 km (0.114 R)
• M6: 3,060,623 km (0.105 R)
• M7: 3,642,259 km (0.071 R)
• M8: 4,323,079 km (0.093 R)
• M9: 5,145,419 km (0.095 R)
• M10: 5,844,639 km (0.12 R)
• M11: 6,922,342 km (0.048 R)
• M12: 7,471,217 km (0.108 R)
• M13: 8,088,757 km (0.049 R)
• M14: 8,908,553 km (0.106 R)
• M15: 9,382,479 km (0.049 R)
• M16: 12,377,877 km (0.102 R)
• M17: 16,533,407 km (0.109 R)
• M18: 17,921,675 km (0.092 R)
• M19: 19,530,152 km (0.099 R)
• M20: 25,703,009 km (0.031 R)
• M21: 29,040,836 km (0.057 R)
• M22: 30,862,490 km (0.094 R)
• M23: 34,521,205 km (0.072 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.3

Radius: 7.3

Gravity: 16.93 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.03 AU - 15.31 AU

Year: 22378 Days

Day: 23.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,557,452 km

• M1: 91,703 km (0.084 R)
• M2: 472,580 km (0.08 R)
• M3: 798,553 km (0.088 R)
• M4: 1,047,035 km (0.062 R)
• M5: 1,917,994 km (0.086 R)
• M6: 2,539,873 km (0.097 R)
• M7: 2,978,643 km (0.084 R)
• M8: 3,589,451 km (0.107 R)
• M9: 3,908,244 km (0.077 R)
• M10: 4,941,218 km (0.108 R)
• M11: 5,795,272 km (0.081 R)
• M12: 6,602,652 km (0.1 R)
• M13: 7,432,022 km (0.118 R)
• M14: 8,550,117 km (0.104 R)
• M15: 12,003,434 km (0.096 R)
• M16: 12,286,024 km (0.09 R)
• M17: 16,202,347 km (0.117 R)
• M18: 16,722,050 km (0.04 R)
• M19: 17,794,667 km (0.075 R)
• M20: 18,254,830 km (0.111 R)
• M21: 19,977,599 km (0.061 R)
• M22: 27,956,252 km (0.087 R)
• M23: 31,026,000 km (0.053 R)
• M24: 33,054,697 km (0.116 R)
• M25: 33,610,303 km (0.09 R)
• M26: 38,893,801 km (0.062 R)
• M27: 40,296,131 km (0.098 R)
• M28: 41,249,518 km (0.064 R)
• M29: 42,218,015 km (0.099 R)
• M30: 56,814,130 km (0.078 R)
• M31: 62,128,594 km (0.102 R)
• M32: 65,122,945 km (0.105 R)
• M33: 69,565,703 km (0.075 R)
• M34: 80,792,275 km (0.114 R)
• M35: 86,438,547 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.9

Radius: 4.1

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 16.7 AU - 20.24 AU

Year: 30064 Days

Day: 23.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 66,557,452 km

• M1: 51,013 km (0.065 R)
• M2: 207,492 km (0.101 R)
• M3: 438,920 km (0.057 R)
• M4: 684,709 km (0.051 R)
• M5: 892,202 km (0.056 R)
• M6: 1,115,252 km (0.102 R)
• M7: 1,419,085 km (0.12 R)
• M8: 1,639,742 km (0.051 R)
• M9: 1,864,737 km (0.087 R)
• M10: 3,419,807 km (0.086 R)
• M11: 3,614,584 km (0.092 R)
• M12: 5,716,284 km (0.063 R)
• M13: 6,999,984 km (0.119 R)
• M14: 8,264,983 km (0.079 R)
• M15: 9,348,521 km (0.099 R)
• M16: 9,729,846 km (0.08 R)
• M17: 10,121,343 km (0.1 R)
• M18: 13,849,322 km (0.05 R)
• M19: 16,919,370 km (0.088 R)
• M20: 17,814,264 km (0.09 R)
• M21: 19,521,026 km (0.058 R)
• M22: 20,414,125 km (0.091 R)
• M23: 23,157,302 km (0.118 R)
• M24: 24,565,466 km (0.104 R)
• M25: 25,711,087 km (0.031 R)
• M26: 26,566,338 km (0.074 R)
• M27: 29,015,853 km (0.082 R)
• M28: 32,965,985 km (0.049 R)
• M29: 33,467,886 km (0.078 R)
• M30: 39,469,603 km (0.069 R)
• M31: 49,020,679 km (0.072 R)
• M32: 53,373,528 km (0.089 R)
• M33: 54,938,322 km (0.059 R)
• M34: 57,072,036 km (0.059 R)
• M35: 58,524,632 km (0.107 R)
• M36: 62,073,243 km (0.097 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: 514 - 16,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit