🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.1

Radius: 8.2

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.82 AU - 1.18 AU

Year: 678 Days

Day: 10.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 18,551,522 km

• M1: 102,026 km (0.085 R)
• M2: 400,174 km (0.094 R)
• M3: 667,356 km (0.055 R)
• M4: 1,037,312 km (0.1 R)
• M5: 1,439,880 km (0.034 R)
• M6: 1,758,673 km (0.112 R)
• M7: 2,247,409 km (0.037 R)
• M8: 2,636,064 km (0.071 R)
• M9: 3,353,535 km (0.065 R)
• M10: 3,764,930 km (0.055 R)
• M11: 4,121,122 km (0.116 R)
• M12: 5,539,011 km (0.065 R)
• M13: 5,794,374 km (0.098 R)
• M14: 6,328,888 km (0.083 R)
• M15: 6,751,053 km (0.037 R)
• M16: 7,106,348 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.2

Radius: 11.9

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.86 AU - 1.14 AU

Year: 678 Days

Day: 11.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 18,551,522 km

• M1: 148,102 km (0.084 R)
• M2: 563,685 km (0.117 R)
• M3: 1,044,193 km (0.103 R)
• M4: 1,491,042 km (0.086 R)
• M5: 1,983,219 km (0.113 R)
• M6: 2,443,382 km (0.093 R)
• M7: 2,926,434 km (0.099 R)
• M8: 3,432,822 km (0.104 R)
• M9: 4,557,499 km (0.104 R)
• M10: 5,276,766 km (0.107 R)
• M11: 6,600,408 km (0.051 R)
• M12: 8,158,320 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.7

Radius: 11.8

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.68 AU - 2.4 AU

Year: 1976 Days

Day: 8.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 18,551,522 km

• M1: 146,756 km (0.092 R)
• M2: 547,678 km (0.116 R)
• M3: 1,206,357 km (0.049 R)
• M4: 2,253,542 km (0.109 R)
• M5: 3,532,455 km (0.066 R)
• M6: 4,521,446 km (0.106 R)
• M7: 5,088,721 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.6

Radius: 9.1

Gravity: 11.42 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.89 AU - 2.29 AU

Year: 2049 Days

Day: 11.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 18,551,522 km

• M1: 113,246 km (0.085 R)
• M2: 408,253 km (0.09 R)
• M3: 870,360 km (0.071 R)
• M4: 1,311,076 km (0.069 R)
• M5: 1,651,860 km (0.063 R)
• M6: 2,027,500 km (0.045 R)
• M7: 2,445,776 km (0.079 R)
• M8: 3,147,539 km (0.088 R)
• M9: 3,563,870 km (0.064 R)
• M10: 4,614,646 km (0.115 R)
• M11: 4,946,603 km (0.103 R)
• M12: 5,366,076 km (0.082 R)
• M13: 6,143,985 km (0.097 R)
• M14: 6,574,078 km (0.066 R)
• M15: 7,584,762 km (0.106 R)
• M16: 8,465,444 km (0.047 R)
• M17: 10,504,314 km (0.087 R)
• M18: 13,554,764 km (0.085 R)
• M19: 14,099,599 km (0.063 R)
• M20: 15,574,934 km (0.117 R)
• M21: 18,003,954 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 10,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit