🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447

Radius: 13.8

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.44 AU - 0.66 AU

Year: 282 Days

Day: 12.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,073,272 km

• M1: 171,589 km (0.095 R)
• M2: 647,908 km (0.082 R)
• M3: 1,130,810 km (0.12 R)
• M4: 1,990,998 km (0.096 R)
• M5: 2,493,647 km (0.085 R)
• M6: 3,225,031 km (0.077 R)
• M7: 3,847,807 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.5

Radius: 14.9

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.77 AU - 1.27 AU

Year: 711 Days

Day: 13.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,073,272 km

• M1: 187,895 km (0.077 R)
• M2: 797,506 km (0.106 R)
• M3: 1,552,676 km (0.091 R)
• M4: 2,153,013 km (0.049 R)
• M5: 3,000,185 km (0.112 R)
• M6: 3,682,202 km (0.093 R)
• M7: 5,272,278 km (0.117 R)
• M8: 5,905,974 km (0.106 R)
• M9: 6,389,325 km (0.038 R)
• M10: 7,659,112 km (0.071 R)

Asteroid Belt

Center: 2.56 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.8

Radius: 13.2

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.7 AU - 4.48 AU

Year: 5709 Days

Day: 10.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,073,272 km

• M1: 164,109 km (0.112 R)
• M2: 750,084 km (0.105 R)
• M3: 1,692,251 km (0.045 R)
• M4: 2,782,221 km (0.116 R)
• M5: 3,362,960 km (0.116 R)
• M6: 4,245,737 km (0.099 R)
• M7: 6,503,917 km (0.106 R)
• M8: 10,369,825 km (0.065 R)
• M9: 12,652,240 km (0.102 R)
• M10: 13,967,804 km (0.059 R)
• M11: 15,615,475 km (0.117 R)
• M12: 16,998,357 km (0.106 R)
• M13: 19,506,066 km (0.067 R)
• M14: 21,942,716 km (0.073 R)
• M15: 24,658,666 km (0.091 R)
• M16: 28,496,749 km (0.096 R)
• M17: 30,557,759 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.1

Radius: 5.1

Gravity: 23 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.21 AU - 9.71 AU

Year: 18513 Days

Day: 22.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,073,272 km

• M1: 63,429 km (0.112 R)
• M2: 240,853 km (0.118 R)
• M3: 1,391,709 km (0.094 R)
• M4: 2,388,928 km (0.068 R)
• M5: 2,704,580 km (0.08 R)
• M6: 4,252,170 km (0.092 R)
• M7: 7,743,186 km (0.047 R)
• M8: 8,845,872 km (0.093 R)
• M9: 19,544,962 km (0.114 R)
• M10: 19,723,731 km (0.026 R)
• M11: 24,867,355 km (0.109 R)
• M12: 25,182,558 km (0.108 R)
• M13: 28,255,298 km (0.047 R)
• M14: 34,347,073 km (0.101 R)
• M15: 36,874,080 km (0.049 R)
• M16: 41,405,699 km (0.12 R)
• M17: 44,110,877 km (0.084 R)
• M18: 53,102,756 km (0.117 R)
• M19: 60,169,909 km (0.069 R)
• M20: 63,633,100 km (0.034 R)
• M21: 69,073,226 km (0.101 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: 519 - 14,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit