🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.7

Radius: 12.6

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.92 AU - 1.1 AU

Year: 677 Days

Day: 7.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 11,743,433 km

• M1: 156,629 km (0.073 R)
• M2: 690,245 km (0.116 R)
• M3: 1,092,513 km (0.067 R)
• M4: 1,747,303 km (0.078 R)
• M5: 2,303,807 km (0.07 R)
• M6: 2,697,399 km (0.095 R)
• M7: 3,276,193 km (0.064 R)
• M8: 3,936,668 km (0.062 R)
• M9: 4,330,559 km (0.102 R)
• M10: 4,801,044 km (0.099 R)
• M11: 5,432,796 km (0.118 R)
• M12: 6,119,301 km (0.025 R)
• M13: 6,587,692 km (0.104 R)
• M14: 7,036,336 km (0.093 R)
• M15: 7,573,841 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.3

Radius: 8.1

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.86 AU - 1.26 AU

Year: 728 Days

Day: 10 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 11,743,433 km

• M1: 100,679 km (0.083 R)
• M2: 379,829 km (0.117 R)
• M3: 673,340 km (0.1 R)
• M4: 972,386 km (0.093 R)
• M5: 1,641,687 km (0.109 R)
• M6: 2,452,657 km (0.037 R)
• M7: 2,897,711 km (0.102 R)
• M8: 3,709,130 km (0.098 R)
• M9: 6,222,673 km (0.106 R)
• M10: 6,606,392 km (0.11 R)
• M11: 6,871,030 km (0.098 R)
• M12: 7,756,201 km (0.073 R)
• M13: 8,125,708 km (0.048 R)
• M14: 8,507,033 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.6

Radius: 13.2

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.55 AU - 1.71 AU

Year: 1388 Days

Day: 9.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 11,743,433 km

• M1: 164,408 km (0.118 R)
• M2: 906,413 km (0.12 R)
• M3: 1,486,404 km (0.119 R)
• M4: 2,238,283 km (0.033 R)
• M5: 3,082,315 km (0.078 R)
• M6: 4,092,848 km (0.086 R)
• M7: 5,143,474 km (0.086 R)
• M8: 6,916,957 km (0.053 R)
• M9: 7,553,795 km (0.089 R)
• M10: 8,056,743 km (0.072 R)
• M11: 9,996,429 km (0.117 R)
• M12: 11,744,330 km (0.057 R)
• M13: 12,192,526 km (0.063 R)
• M14: 13,202,910 km (0.073 R)
• M15: 13,976,181 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430

Radius: 11.2

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.33 AU - 2.15 AU

Year: 1531 Days

Day: 5.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 11,743,433 km

• M1: 139,276 km (0.089 R)
• M2: 488,287 km (0.103 R)
• M3: 870,809 km (0.108 R)
• M4: 1,496,128 km (0.098 R)
• M5: 1,956,441 km (0.103 R)
• M6: 2,356,914 km (0.111 R)
• M7: 3,027,113 km (0.119 R)
• M8: 3,430,130 km (0.044 R)
• M9: 3,820,281 km (0.07 R)
• M10: 4,292,561 km (0.117 R)
• M11: 4,995,671 km (0.084 R)
• M12: 5,752,637 km (0.114 R)
• M13: 6,237,932 km (0.027 R)
• M14: 6,798,326 km (0.099 R)
• M15: 7,494,405 km (0.06 R)
• M16: 8,020,241 km (0.096 R)
• M17: 8,627,010 km (0.053 R)
• M18: 9,058,001 km (0.032 R)
• M19: 10,246,257 km (0.065 R)
• M20: 11,501,383 km (0.081 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 19,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit