🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.5

Radius: 12.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.69 AU - 0.75 AU

Year: 401 Days

Day: 9.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,771,076 km

• M1: 154,834 km (0.085 R)
• M2: 626,067 km (0.091 R)
• M3: 1,112,111 km (0.116 R)
• M4: 1,567,636 km (0.082 R)
• M5: 2,132,667 km (0.038 R)
• M6: 2,567,399 km (0.074 R)
• M7: 3,155,169 km (0.119 R)
• M8: 3,642,259 km (0.092 R)
• M9: 4,052,606 km (0.099 R)
• M10: 4,895,890 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.3

Radius: 13.1

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.81 AU - 0.85 AU

Year: 496 Days

Day: 11.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,771,076 km

• M1: 162,912 km (0.108 R)
• M2: 591,061 km (0.043 R)
• M3: 1,205,160 km (0.109 R)
• M4: 1,633,758 km (0.088 R)
• M5: 2,336,270 km (0.047 R)
• M6: 3,522,431 km (0.04 R)
• M7: 4,686,452 km (0.07 R)
• M8: 5,998,127 km (0.032 R)
• M9: 6,578,566 km (0.103 R)
• M10: 7,154,069 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.2

Radius: 12.8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.72 AU - 3.46 AU

Year: 3563 Days

Day: 5.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,771,076 km

• M1: 159,172 km (0.12 R)
• M2: 704,606 km (0.116 R)
• M3: 1,358,349 km (0.081 R)
• M4: 1,805,497 km (0.114 R)
• M5: 2,689,471 km (0.119 R)
• M6: 3,581,822 km (0.119 R)
• M7: 4,011,766 km (0.077 R)
• M8: 4,639,030 km (0.092 R)
• M9: 5,408,861 km (0.108 R)
• M10: 6,437,645 km (0.119 R)
• M11: 7,203,736 km (0.116 R)
• M12: 8,555,053 km (0.116 R)
• M13: 10,068,984 km (0.11 R)
• M14: 13,233,577 km (0.107 R)
• M15: 14,319,807 km (0.1 R)
• M16: 16,059,481 km (0.117 R)
• M17: 19,327,746 km (0.103 R)
• M18: 21,315,752 km (0.116 R)
• M19: 22,599,750 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 13.4

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.31 AU - 6.05 AU

Year: 7734 Days

Day: 13.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,771,076 km

• M1: 166,802 km (0.109 R)
• M2: 688,449 km (0.093 R)
• M3: 1,156,392 km (0.05 R)
• M4: 1,798,914 km (0.078 R)
• M5: 2,300,217 km (0.081 R)
• M6: 3,218,449 km (0.12 R)
• M7: 3,663,801 km (0.114 R)
• M8: 4,395,933 km (0.077 R)
• M9: 4,947,052 km (0.082 R)
• M10: 5,446,559 km (0.097 R)
• M11: 8,690,739 km (0.045 R)
• M12: 9,420,926 km (0.045 R)
• M13: 9,897,844 km (0.117 R)
• M14: 11,641,557 km (0.094 R)
• M15: 13,642,129 km (0.089 R)
• M16: 14,068,333 km (0.091 R)
• M17: 16,063,670 km (0.113 R)
• M18: 18,909,021 km (0.073 R)
• M19: 24,135,672 km (0.116 R)
• M20: 24,940,508 km (0.119 R)
• M21: 25,670,845 km (0.106 R)
• M22: 32,037,282 km (0.048 R)
• M23: 33,118,725 km (0.043 R)
• M24: 34,336,302 km (0.085 R)
• M25: 35,813,581 km (0.086 R)
• M26: 36,978,350 km (0.099 R)
• M27: 37,451,378 km (0.107 R)
• M28: 38,168,401 km (0.057 R)
• M29: 39,383,734 km (0.087 R)
• M30: 40,624,648 km (0.071 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 17,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit