🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.9

Radius: 11.3

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.26 AU - 1.9 AU

Year: 1371 Days

Day: 5 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,129,125 km

• M1: 140,472 km (0.077 R)
• M2: 617,989 km (0.072 R)
• M3: 1,028,485 km (0.106 R)
• M4: 1,428,211 km (0.11 R)
• M5: 1,886,429 km (0.079 R)
• M6: 2,509,055 km (0.041 R)
• M7: 2,950,668 km (0.051 R)
• M8: 3,401,856 km (0.084 R)
• M9: 3,914,527 km (0.102 R)
• M10: 4,344,621 km (0.104 R)
• M11: 4,770,975 km (0.096 R)
• M12: 5,748,149 km (0.119 R)
• M13: 6,697,347 km (0.116 R)
• M14: 8,045,972 km (0.063 R)
• M15: 8,878,334 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.6

Radius: 8.8

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.83 AU - 2.35 AU

Year: 2086 Days

Day: 9.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,129,125 km

• M1: 109,655 km (0.035 R)
• M2: 396,734 km (0.084 R)
• M3: 862,731 km (0.102 R)
• M4: 1,325,288 km (0.092 R)
• M5: 1,642,136 km (0.115 R)
• M6: 2,543,313 km (0.066 R)
• M7: 2,954,109 km (0.063 R)
• M8: 3,994,413 km (0.057 R)
• M9: 5,365,926 km (0.104 R)
• M10: 6,655,908 km (0.111 R)
• M11: 8,002,888 km (0.092 R)
• M12: 8,858,139 km (0.103 R)
• M13: 9,277,462 km (0.075 R)
• M14: 12,408,096 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.1

Radius: 9

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.2 AU - 2.64 AU

Year: 2599 Days

Day: 12.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,129,125 km

• M1: 111,899 km (0.109 R)
• M2: 476,170 km (0.102 R)
• M3: 1,252,284 km (0.079 R)
• M4: 1,948,363 km (0.093 R)
• M5: 2,509,055 km (0.025 R)
• M6: 4,738,363 km (0.115 R)
• M7: 5,240,114 km (0.099 R)
• M8: 6,790,247 km (0.09 R)
• M9: 7,191,918 km (0.034 R)
• M10: 7,670,481 km (0.102 R)
• M11: 9,373,503 km (0.067 R)
• M12: 9,944,818 km (0.105 R)
• M13: 10,961,186 km (0.109 R)
• M14: 11,474,605 km (0.082 R)
• M15: 12,295,748 km (0.078 R)
• M16: 13,465,753 km (0.072 R)
• M17: 13,780,806 km (0.098 R)
• M18: 16,946,297 km (0.072 R)
• M19: 18,338,156 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382

Radius: 13.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.1 AU - 3.14 AU

Year: 3804 Days

Day: 10.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,129,125 km

• M1: 166,652 km (0.102 R)
• M2: 688,749 km (0.093 R)
• M3: 1,125,275 km (0.03 R)
• M4: 1,678,039 km (0.04 R)
• M5: 2,192,806 km (0.098 R)
• M6: 2,940,645 km (0.118 R)
• M7: 3,402,005 km (0.097 R)
• M8: 3,833,296 km (0.078 R)
• M9: 4,343,724 km (0.102 R)
• M10: 4,784,738 km (0.115 R)
• M11: 5,680,082 km (0.114 R)
• M12: 8,425,352 km (0.092 R)
• M13: 9,329,372 km (0.115 R)
• M14: 10,925,132 km (0.12 R)
• M15: 12,258,050 km (0.097 R)
• M16: 12,874,243 km (0.088 R)
• M17: 13,650,207 km (0.112 R)
• M18: 14,651,466 km (0.079 R)
• M19: 17,232,478 km (0.085 R)
• M20: 18,459,031 km (0.031 R)
• M21: 19,862,558 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.2

Radius: 12

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.52 AU - 3.74 AU

Year: 4774 Days

Day: 12.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,129,125 km

• M1: 149,299 km (0.118 R)
• M2: 744,399 km (0.113 R)
• M3: 1,177,634 km (0.106 R)
• M4: 2,031,689 km (0.097 R)
• M5: 2,621,553 km (0.098 R)
• M6: 4,292,412 km (0.088 R)
• M7: 5,469,897 km (0.096 R)
• M8: 7,515,647 km (0.096 R)
• M9: 8,376,434 km (0.116 R)
• M10: 10,028,293 km (0.062 R)
• M11: 10,700,586 km (0.101 R)
• M12: 11,740,890 km (0.101 R)
• M13: 12,692,482 km (0.109 R)
• M14: 18,303,000 km (0.058 R)
• M15: 19,512,948 km (0.1 R)
• M16: 19,927,783 km (0.074 R)
• M17: 21,720,564 km (0.114 R)
• M18: 24,248,319 km (0.072 R)
• M19: 24,647,745 km (0.11 R)
• M20: 29,608,111 km (0.078 R)
• M21: 30,064,534 km (0.09 R)
• M22: 31,367,682 km (0.071 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 13,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit