🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.4

Radius: 12.2

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.17 AU - 1.37 AU

Year: 971 Days

Day: 8.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,930,531 km

• M1: 151,991 km (0.062 R)
• M2: 660,624 km (0.03 R)
• M3: 1,153,549 km (0.09 R)
• M4: 1,791,584 km (0.074 R)
• M5: 2,380,252 km (0.049 R)
• M6: 2,850,587 km (0.113 R)
• M7: 3,439,405 km (0.06 R)
• M8: 4,844,129 km (0.052 R)
• M9: 5,292,025 km (0.107 R)
• M10: 7,987,180 km (0.072 R)
• M11: 8,885,515 km (0.098 R)
• M12: 9,473,136 km (0.117 R)
• M13: 9,908,615 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.5

Radius: 11.2

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.9 AU - 3.02 AU

Year: 3454 Days

Day: 7.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 39,930,531 km

• M1: 139,425 km (0.082 R)
• M2: 594,203 km (0.116 R)
• M3: 1,075,010 km (0.094 R)
• M4: 1,901,987 km (0.056 R)
• M5: 3,448,081 km (0.111 R)
• M6: 3,838,382 km (0.1 R)
• M7: 5,099,043 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.2

Radius: 8.2

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.59 AU - 4.31 AU

Year: 5325 Days

Day: 13.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,930,531 km

• M1: 102,026 km (0.075 R)
• M2: 499,507 km (0.073 R)
• M3: 771,027 km (0.1 R)
• M4: 1,473,539 km (0.082 R)
• M5: 2,087,339 km (0.066 R)
• M6: 2,444,579 km (0.119 R)
• M7: 3,475,458 km (0.1 R)
• M8: 3,767,622 km (0.097 R)
• M9: 5,543,648 km (0.066 R)
• M10: 6,597,266 km (0.105 R)
• M11: 7,189,524 km (0.094 R)
• M12: 7,778,940 km (0.113 R)
• M13: 11,122,602 km (0.092 R)
• M14: 12,369,949 km (0.096 R)
• M15: 12,788,224 km (0.065 R)
• M16: 14,269,542 km (0.093 R)
• M17: 18,164,921 km (0.066 R)
• M18: 19,747,667 km (0.119 R)
• M19: 20,319,131 km (0.063 R)
• M20: 21,271,321 km (0.057 R)
• M21: 24,306,064 km (0.095 R)
• M22: 33,181,107 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339.4

Radius: 7.6

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.06 AU - 7.6 AU

Year: 10802 Days

Day: 21.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,930,531 km

• M1: 94,546 km (0.116 R)
• M2: 518,656 km (0.087 R)
• M3: 6,614,320 km (0.056 R)
• M4: 7,165,588 km (0.06 R)
• M5: 8,613,397 km (0.045 R)
• M6: 9,680,777 km (0.067 R)
• M7: 10,439,687 km (0.067 R)
• M8: 14,901,294 km (0.076 R)
• M9: 16,632,890 km (0.112 R)
• M10: 18,565,844 km (0.089 R)
• M11: 28,941,802 km (0.104 R)
• M12: 29,328,962 km (0.102 R)
• M13: 29,916,283 km (0.111 R)
• M14: 33,287,321 km (0.077 R)
• M15: 34,573,564 km (0.107 R)
• M16: 35,338,907 km (0.119 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: 516 - 12,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit