🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.2

Radius: 11.6

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.55 AU - 2.57 AU

Year: 2827 Days

Day: 14.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,027,926 km

• M1: 144,362 km (0.078 R)
• M2: 750,233 km (0.12 R)
• M3: 1,302,848 km (0.079 R)
• M4: 2,014,186 km (0.099 R)
• M5: 2,426,477 km (0.118 R)
• M6: 2,808,401 km (0.1 R)
• M7: 3,592,144 km (0.052 R)
• M8: 4,223,746 km (0.103 R)
• M9: 4,657,580 km (0.119 R)
• M10: 5,077,801 km (0.11 R)
• M11: 5,850,773 km (0.086 R)
• M12: 7,630,389 km (0.086 R)
• M13: 8,428,793 km (0.04 R)
• M14: 9,216,725 km (0.08 R)
• M15: 10,686,225 km (0.106 R)
• M16: 11,915,770 km (0.087 R)
• M17: 12,504,886 km (0.091 R)
• M18: 13,072,161 km (0.12 R)
• M19: 14,877,658 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389

Radius: 14.7

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.27 AU - 5.11 AU

Year: 5920 Days

Day: 6.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,027,926 km

• M1: 182,809 km (0.112 R)
• M2: 767,437 km (0.047 R)
• M3: 1,501,813 km (0.085 R)
• M4: 2,057,270 km (0.044 R)
• M5: 2,665,984 km (0.078 R)
• M6: 3,575,539 km (0.075 R)
• M7: 4,252,170 km (0.104 R)
• M8: 6,218,335 km (0.115 R)
• M9: 6,841,260 km (0.094 R)
• M10: 8,396,180 km (0.101 R)
• M11: 9,041,247 km (0.036 R)
• M12: 12,777,304 km (0.082 R)
• M13: 15,908,537 km (0.03 R)
• M14: 16,369,298 km (0.114 R)
• M15: 16,957,966 km (0.04 R)
• M16: 19,389,530 km (0.087 R)
• M17: 20,791,112 km (0.105 R)
• M18: 21,903,522 km (0.12 R)
• M19: 25,715,276 km (0.119 R)
• M20: 26,511,585 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.6

Radius: 8.7

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.63 AU - 4.77 AU

Year: 5941 Days

Day: 11.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,027,926 km

• M1: 108,309 km (0.107 R)
• M2: 456,124 km (0.055 R)
• M3: 1,282,652 km (0.1 R)
• M4: 2,117,109 km (0.089 R)
• M5: 2,794,339 km (0.08 R)
• M6: 3,305,963 km (0.108 R)
• M7: 3,913,331 km (0.119 R)
• M8: 5,137,041 km (0.119 R)
• M9: 6,377,956 km (0.089 R)
• M10: 8,553,408 km (0.103 R)
• M11: 9,662,975 km (0.096 R)
• M12: 10,353,070 km (0.12 R)
• M13: 11,467,275 km (0.075 R)
• M14: 12,697,867 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.6

Radius: 13.8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5 AU - 5.81 AU

Year: 8662 Days

Day: 5.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,027,926 km

• M1: 176,974 km (0.117 R)
• M2: 847,921 km (0.044 R)
• M3: 1,385,127 km (0.09 R)
• M4: 1,852,770 km (0.119 R)
• M5: 3,162,948 km (0.088 R)
• M6: 3,966,288 km (0.113 R)
• M7: 6,116,608 km (0.11 R)
• M8: 6,981,882 km (0.087 R)
• M9: 7,642,955 km (0.093 R)
• M10: 8,092,796 km (0.116 R)
• M11: 10,714,648 km (0.083 R)
• M12: 13,036,108 km (0.057 R)
• M13: 16,879,427 km (0.116 R)
• M14: 21,989,241 km (0.1 R)
• M15: 22,651,062 km (0.118 R)
• M16: 28,240,488 km (0.118 R)
• M17: 29,419,468 km (0.112 R)
• M18: 35,697,792 km (0.115 R)
• M19: 39,937,994 km (0.075 R)
• M20: 40,675,811 km (0.081 R)
• M21: 41,925,850 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.9

Radius: 7.6

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 9.09 AU - 10.07 AU

Year: 20467 Days

Day: 22.9 Hours

Environment

Temp: -245 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,027,926 km

• M1: 95,294 km (0.057 R)
• M2: 344,973 km (0.025 R)
• M3: 901,776 km (0.08 R)
• M4: 1,267,842 km (0.101 R)
• M5: 2,280,320 km (0.07 R)
• M6: 2,747,365 km (0.097 R)
• M7: 3,752,962 km (0.079 R)
• M8: 4,211,030 km (0.104 R)
• M9: 5,463,015 km (0.051 R)
• M10: 6,298,818 km (0.118 R)
• M11: 8,322,130 km (0.119 R)
• M12: 10,156,349 km (0.116 R)
• M13: 15,427,879 km (0.105 R)
• M14: 15,890,136 km (0.094 R)
• M15: 17,748,291 km (0.097 R)
• M16: 18,085,485 km (0.111 R)
• M17: 18,860,103 km (0.086 R)
• M18: 19,927,184 km (0.117 R)
• M19: 20,846,613 km (0.036 R)
• M20: 21,222,253 km (0.095 R)
• M21: 32,521,530 km (0.113 R)
• M22: 34,183,113 km (0.031 R)
• M23: 36,848,648 km (0.073 R)
• M24: 38,372,153 km (0.041 R)
• M25: 39,363,239 km (0.087 R)
• M26: 42,739,962 km (0.084 R)
• M27: 45,671,183 km (0.036 R)
• M28: 50,736,866 km (0.071 R)
• M29: 51,758,769 km (0.119 R)
• M30: 52,447,667 km (0.107 R)
• M31: 55,085,227 km (0.058 R)
• M32: 55,443,514 km (0.11 R)
• M33: 62,354,636 km (0.118 R)
• M34: 64,118,395 km (0.06 R)
• M35: 65,714,006 km (0.107 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 11,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit