🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.6

Radius: 11

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.85 AU - 2.26 AU

Year: 1895 Days

Day: 5.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,734,695 km

• M1: 140,622 km (0.068 R)
• M2: 694,882 km (0.032 R)
• M3: 1,104,331 km (0.1 R)
• M4: 1,878,500 km (0.089 R)
• M5: 2,438,894 km (0.116 R)
• M6: 2,937,803 km (0.053 R)
• M7: 3,678,761 km (0.115 R)
• M8: 4,199,960 km (0.107 R)
• M9: 5,163,221 km (0.071 R)
• M10: 6,140,394 km (0.111 R)
• M11: 6,633,319 km (0.058 R)
• M12: 7,236,797 km (0.045 R)
• M13: 7,581,321 km (0.093 R)
• M14: 9,235,873 km (0.086 R)
• M15: 12,742,298 km (0.103 R)
• M16: 13,203,508 km (0.061 R)
• M17: 14,026,147 km (0.038 R)
• M18: 16,014,153 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.7

Radius: 14.5

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.35 AU - 5.51 AU

Year: 7068 Days

Day: 6.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,734,695 km

• M1: 180,864 km (0.055 R)
• M2: 696,827 km (0.118 R)
• M3: 1,275,322 km (0.111 R)
• M4: 1,808,189 km (0.03 R)
• M5: 2,358,410 km (0.102 R)
• M6: 3,764,630 km (0.096 R)
• M7: 5,058,652 km (0.118 R)
• M8: 6,811,490 km (0.089 R)
• M9: 9,574,264 km (0.095 R)
• M10: 10,806,801 km (0.086 R)
• M11: 11,268,609 km (0.099 R)
• M12: 12,688,293 km (0.071 R)
• M13: 15,402,447 km (0.116 R)
• M14: 22,154,996 km (0.096 R)
• M15: 23,247,808 km (0.102 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.8

Radius: 4.7

Gravity: 20.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.66 AU - 8.28 AU

Year: 11881 Days

Day: 24.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,734,695 km

• M1: 58,493 km (0.09 R)
• M2: 283,787 km (0.098 R)
• M3: 484,548 km (0.106 R)
• M4: 656,585 km (0.075 R)
• M5: 832,363 km (0.039 R)
• M6: 1,161,927 km (0.115 R)
• M7: 1,751,193 km (0.1 R)
• M8: 2,111,724 km (0.105 R)
• M9: 2,935,260 km (0.117 R)
• M10: 3,874,136 km (0.084 R)
• M11: 5,252,980 km (0.067 R)
• M12: 6,250,349 km (0.112 R)
• M13: 7,740,044 km (0.105 R)
• M14: 8,432,682 km (0.103 R)
• M15: 9,118,738 km (0.075 R)
• M16: 9,841,446 km (0.071 R)
• M17: 12,352,147 km (0.09 R)
• M18: 12,583,724 km (0.118 R)
• M19: 16,764,835 km (0.055 R)
• M20: 21,037,949 km (0.12 R)
• M21: 21,285,383 km (0.118 R)
• M22: 21,451,437 km (0.042 R)
• M23: 24,956,814 km (0.079 R)
• M24: 28,927,142 km (0.104 R)
• M25: 29,438,467 km (0.106 R)
• M26: 40,205,176 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.2

Radius: 3.4

Gravity: 66.97 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.54 AU - 11.02 AU

Year: 18253 Days

Day: 20.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 41,734,695 km

• M1: 50,564 km (0.054 R)
• M2: 217,665 km (0.118 R)
• M3: 428,149 km (0.077 R)
• M4: 586,424 km (0.085 R)
• M5: 925,712 km (0.097 R)
• M6: 1,047,035 km (0.088 R)
• M7: 1,575,415 km (0.068 R)
• M8: 1,713,644 km (0.1 R)
• M9: 2,484,521 km (0.116 R)
• M10: 2,600,759 km (0.071 R)
• M11: 3,756,552 km (0.073 R)
• M12: 4,497,510 km (0.072 R)
• M13: 4,705,751 km (0.108 R)
• M14: 4,956,776 km (0.092 R)
• M15: 5,564,143 km (0.064 R)
• M16: 7,535,843 km (0.116 R)
• M17: 8,492,522 km (0.104 R)
• M18: 10,281,862 km (0.077 R)
• M19: 11,843,514 km (0.107 R)
• M20: 12,307,417 km (0.118 R)
• M21: 16,793,408 km (0.101 R)
• M22: 17,977,326 km (0.041 R)
• M23: 18,325,590 km (0.114 R)
• M24: 19,306,503 km (0.088 R)
• M25: 20,415,771 km (0.067 R)
• M26: 22,458,231 km (0.073 R)
• M27: 26,046,934 km (0.119 R)
• M28: 27,976,597 km (0.106 R)
• M29: 31,484,817 km (0.094 R)
• M30: 33,409,244 km (0.109 R)
• M31: 36,095,273 km (0.09 R)
• M32: 42,197,371 km (0.101 R)
• M33: 45,813,151 km (0.09 R)
• M34: 47,117,794 km (0.118 R)
• M35: 50,832,608 km (0.085 R)
• M36: 60,963,376 km (0.073 R)
• M37: 63,942,618 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.2

Radius: 4.6

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.45 AU - 10.95 AU

Year: 21034 Days

Day: 16.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,734,695 km

• M1: 57,446 km (0.068 R)
• M2: 347,665 km (0.107 R)
• M3: 708,346 km (0.037 R)
• M4: 905,217 km (0.075 R)
• M5: 1,410,110 km (0.103 R)
• M6: 1,680,882 km (0.056 R)
• M7: 1,906,026 km (0.096 R)
• M8: 3,417,264 km (0.113 R)
• M9: 3,656,022 km (0.104 R)
• M10: 6,019,370 km (0.112 R)
• M11: 6,841,111 km (0.059 R)
• M12: 6,991,307 km (0.094 R)
• M13: 9,014,618 km (0.088 R)
• M14: 11,555,837 km (0.096 R)
• M15: 12,203,446 km (0.113 R)
• M16: 15,355,473 km (0.108 R)
• M17: 15,678,156 km (0.114 R)
• M18: 16,203,993 km (0.084 R)
• M19: 17,710,294 km (0.116 R)
• M20: 20,919,617 km (0.082 R)
• M21: 22,370,866 km (0.12 R)
• M22: 22,536,022 km (0.095 R)
• M23: 24,847,907 km (0.064 R)
• M24: 25,562,237 km (0.039 R)
• M25: 31,051,880 km (0.06 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 12,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit