🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.8

Radius: 13.5

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.69 AU - 5.71 AU

Year: 6795 Days

Day: 9.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,163,882 km

• M1: 167,998 km (0.096 R)
• M2: 686,056 km (0.103 R)
• M3: 1,336,059 km (0.111 R)
• M4: 1,982,920 km (0.101 R)
• M5: 2,501,725 km (0.055 R)
• M6: 3,278,437 km (0.077 R)
• M7: 3,771,213 km (0.102 R)
• M8: 5,107,421 km (0.091 R)
• M9: 5,836,561 km (0.088 R)
• M10: 6,565,103 km (0.087 R)
• M11: 7,023,620 km (0.12 R)
• M12: 8,204,097 km (0.086 R)
• M13: 9,205,804 km (0.047 R)
• M14: 11,552,995 km (0.09 R)
• M15: 13,250,183 km (0.07 R)
• M16: 14,509,797 km (0.112 R)
• M17: 15,047,601 km (0.09 R)
• M18: 15,910,631 km (0.063 R)
• M19: 17,333,008 km (0.093 R)
• M20: 18,212,643 km (0.095 R)
• M21: 23,305,703 km (0.094 R)
• M22: 24,210,321 km (0.034 R)
• M23: 31,507,855 km (0.119 R)
• M24: 34,479,317 km (0.079 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.1

Radius: 7.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.92 AU - 9.6 AU

Year: 14415 Days

Day: 20.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,163,882 km

• M1: 104,719 km (0.076 R)
• M2: 513,869 km (0.085 R)
• M3: 1,277,416 km (0.039 R)
• M4: 2,122,794 km (0.044 R)
• M5: 2,438,146 km (0.11 R)
• M6: 3,672,927 km (0.077 R)
• M7: 3,998,901 km (0.112 R)
• M8: 4,538,201 km (0.087 R)
• M9: 5,248,192 km (0.099 R)
• M10: 5,894,455 km (0.087 R)
• M11: 6,307,046 km (0.104 R)
• M12: 7,151,676 km (0.094 R)
• M13: 7,581,321 km (0.03 R)
• M14: 8,279,045 km (0.06 R)
• M15: 8,885,066 km (0.106 R)
• M16: 11,608,496 km (0.096 R)
• M17: 14,470,752 km (0.097 R)
• M18: 15,736,798 km (0.094 R)
• M19: 20,985,739 km (0.094 R)
• M20: 22,028,885 km (0.08 R)
• M21: 23,615,071 km (0.032 R)
• M22: 26,089,121 km (0.118 R)
• M23: 27,200,334 km (0.082 R)
• M24: 29,418,122 km (0.115 R)
• M25: 35,540,265 km (0.078 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.8

Radius: 4.1

Gravity: 15.34 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.08 AU - 10.48 AU

Year: 20396 Days

Day: 21 Hours

Environment

Temp: -230 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,163,882 km

• M1: 51,162 km (0.109 R)
• M2: 220,507 km (0.111 R)
• M3: 651,200 km (0.112 R)
• M4: 1,856,061 km (0.1 R)
• M5: 2,217,340 km (0.075 R)
• M6: 2,602,405 km (0.116 R)
• M7: 6,048,092 km (0.093 R)
• M8: 6,200,682 km (0.099 R)
• M9: 9,921,331 km (0.079 R)
• M10: 11,298,080 km (0.047 R)
• M11: 11,646,493 km (0.114 R)
• M12: 12,243,090 km (0.1 R)
• M13: 14,088,080 km (0.096 R)
• M14: 14,356,309 km (0.064 R)
• M15: 16,110,344 km (0.109 R)
• M16: 19,287,953 km (0.093 R)
• M17: 22,767,300 km (0.094 R)
• M18: 23,229,557 km (0.117 R)
• M19: 29,493,220 km (0.06 R)
• M20: 31,048,290 km (0.085 R)
• M21: 46,680,370 km (0.113 R)
• M22: 49,247,918 km (0.105 R)
• M23: 54,005,879 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.8

Radius: 7

Gravity: 15.87 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.15 AU - 10.59 AU

Year: 20678 Days

Day: 15.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,163,882 km

• M1: 88,263 km (0.097 R)
• M2: 344,524 km (0.081 R)
• M3: 679,025 km (0.113 R)
• M4: 1,035,367 km (0.055 R)
• M5: 1,323,792 km (0.106 R)
• M6: 1,612,964 km (0.088 R)
• M7: 2,147,328 km (0.106 R)
• M8: 4,713,829 km (0.088 R)
• M9: 6,399,199 km (0.091 R)
• M10: 11,161,348 km (0.119 R)
• M11: 11,953,767 km (0.085 R)
• M12: 16,485,835 km (0.114 R)
• M13: 19,409,875 km (0.114 R)
• M14: 21,340,884 km (0.064 R)
• M15: 25,467,841 km (0.087 R)
• M16: 27,070,483 km (0.09 R)
• M17: 28,255,447 km (0.116 R)
• M18: 29,474,670 km (0.036 R)
• M19: 31,757,085 km (0.096 R)
• M20: 32,941,302 km (0.071 R)
• M21: 34,154,690 km (0.094 R)
• M22: 36,527,462 km (0.079 R)
• M23: 37,390,492 km (0.081 R)
• M24: 39,306,841 km (0.086 R)
• M25: 42,067,071 km (0.115 R)
• M26: 44,139,151 km (0.103 R)
• M27: 47,119,141 km (0.111 R)
• M28: 47,970,203 km (0.08 R)
• M29: 50,940,169 km (0.117 R)
• M30: 53,109,039 km (0.072 R)
• M31: 56,476,487 km (0.115 R)
• M32: 60,182,625 km (0.099 R)
• M33: 68,074,960 km (0.108 R)
• M34: 70,481,990 km (0.049 R)
• M35: 76,395,893 km (0.106 R)
• M36: 79,953,779 km (0.059 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: 520 - 20,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit