🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.6

Radius: 12.6

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.03 AU - 3.03 AU

Year: 3641 Days

Day: 11.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 19,776,388 km

• M1: 156,779 km (0.089 R)
• M2: 723,455 km (0.106 R)
• M3: 1,170,155 km (0.057 R)
• M4: 2,629,781 km (0.093 R)
• M5: 3,347,851 km (0.057 R)
• M6: 4,170,190 km (0.111 R)
• M7: 4,666,406 km (0.049 R)
• M8: 5,281,852 km (0.11 R)
• M9: 5,950,704 km (0.093 R)
• M10: 6,366,586 km (0.066 R)
• M11: 7,323,564 km (0.091 R)
• M12: 7,836,984 km (0.119 R)
• M13: 8,447,792 km (0.088 R)
• M14: 9,887,372 km (0.113 R)
• M15: 10,773,889 km (0.11 R)
• M16: 13,907,815 km (0.069 R)
• M17: 16,135,327 km (0.088 R)
• M18: 16,888,702 km (0.102 R)
• M19: 18,278,915 km (0.072 R)
• M20: 19,097,814 km (0.113 R)
• M21: 20,741,146 km (0.104 R)
• M22: 23,933,565 km (0.085 R)
• M23: 24,685,145 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.9

Radius: 11.3

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.88 AU - 4.34 AU

Year: 5751 Days

Day: 8.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 165.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,776,388 km

• M1: 140,472 km (0.039 R)
• M2: 600,486 km (0.098 R)
• M3: 958,174 km (0.101 R)
• M4: 1,710,801 km (0.084 R)
• M5: 2,378,157 km (0.085 R)
• M6: 3,616,229 km (0.049 R)
• M7: 4,598,938 km (0.093 R)
• M8: 5,013,623 km (0.061 R)
• M9: 5,400,184 km (0.03 R)
• M10: 5,975,089 km (0.094 R)
• M11: 6,469,958 km (0.039 R)
• M12: 6,992,055 km (0.119 R)
• M13: 7,377,269 km (0.12 R)
• M14: 9,444,114 km (0.092 R)
• M15: 11,647,092 km (0.072 R)
• M16: 12,420,962 km (0.084 R)
• M17: 15,055,081 km (0.084 R)
• M18: 16,474,615 km (0.092 R)
• M19: 17,449,844 km (0.115 R)
• M20: 22,079,150 km (0.113 R)
• M21: 23,193,355 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.7

Radius: 13.1

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.92 AU - 5.82 AU

Year: 7418 Days

Day: 9.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 19,776,388 km

• M1: 163,062 km (0.117 R)
• M2: 624,272 km (0.055 R)
• M3: 1,156,840 km (0.112 R)
• M4: 1,604,437 km (0.066 R)
• M5: 2,087,937 km (0.083 R)
• M6: 3,659,014 km (0.078 R)
• M7: 6,252,593 km (0.11 R)
• M8: 7,352,885 km (0.101 R)
• M9: 8,535,456 km (0.091 R)
• M10: 9,240,212 km (0.096 R)
• M11: 9,888,270 km (0.091 R)
• M12: 12,233,815 km (0.03 R)
• M13: 12,732,873 km (0.061 R)
• M14: 16,482,095 km (0.109 R)
• M15: 17,436,529 km (0.072 R)
• M16: 24,039,331 km (0.107 R)
• M17: 25,177,471 km (0.082 R)
• M18: 25,895,541 km (0.109 R)
• M19: 26,905,177 km (0.103 R)
• M20: 28,227,921 km (0.053 R)
• M21: 29,991,680 km (0.106 R)
• M22: 31,723,874 km (0.104 R)
• M23: 33,199,807 km (0.078 R)
• M24: 34,063,435 km (0.106 R)
• M25: 37,785,131 km (0.113 R)
• M26: 38,253,971 km (0.084 R)
• M27: 39,925,428 km (0.07 R)
• M28: 40,533,992 km (0.109 R)
• M29: 41,272,557 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.3

Radius: 12.2

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.1 AU - 6.08 AU

Year: 7927 Days

Day: 5 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 19,776,388 km

• M1: 151,842 km (0.053 R)
• M2: 534,812 km (0.111 R)
• M3: 1,218,325 km (0.049 R)
• M4: 1,817,614 km (0.049 R)
• M5: 2,274,187 km (0.11 R)
• M6: 2,726,421 km (0.063 R)
• M7: 3,789,015 km (0.06 R)
• M8: 5,172,496 km (0.11 R)
• M9: 5,623,683 km (0.082 R)
• M10: 7,255,946 km (0.12 R)
• M11: 9,137,737 km (0.059 R)
• M12: 14,844,298 km (0.084 R)
• M13: 18,212,344 km (0.101 R)
• M14: 19,645,492 km (0.038 R)
• M15: 20,350,098 km (0.053 R)
• M16: 20,748,776 km (0.11 R)
• M17: 24,306,363 km (0.12 R)
• M18: 27,761,026 km (0.075 R)
• M19: 31,743,322 km (0.116 R)
• M20: 33,481,948 km (0.103 R)
• M21: 34,262,101 km (0.112 R)
• M22: 35,512,739 km (0.038 R)
• M23: 36,793,596 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19

Radius: 3.2

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.14 AU - 9.06 AU

Year: 15913 Days

Day: 18.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,776,388 km

• M1: 39,793 km (0.075 R)
• M2: 227,838 km (0.115 R)
• M3: 394,789 km (0.116 R)
• M4: 556,803 km (0.069 R)
• M5: 704,905 km (0.032 R)
• M6: 1,201,570 km (0.086 R)
• M7: 1,598,004 km (0.112 R)
• M8: 1,826,291 km (0.104 R)
• M9: 2,277,478 km (0.062 R)
• M10: 2,404,636 km (0.099 R)
• M11: 3,164,893 km (0.119 R)
• M12: 5,069,423 km (0.051 R)
• M13: 6,082,799 km (0.031 R)
• M14: 6,273,088 km (0.119 R)
• M15: 9,696,934 km (0.041 R)
• M16: 10,961,784 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 10,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit