🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.4

Radius: 9.2

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.89 AU - 1.25 AU

Year: 726 Days

Day: 13.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,776,872 km

• M1: 114,442 km (0.103 R)
• M2: 573,558 km (0.048 R)
• M3: 1,128,417 km (0.09 R)
• M4: 1,502,262 km (0.098 R)
• M5: 2,381,299 km (0.066 R)
• M6: 2,842,060 km (0.081 R)
• M7: 4,145,806 km (0.111 R)
• M8: 4,542,091 km (0.064 R)
• M9: 5,013,773 km (0.1 R)
• M10: 5,680,979 km (0.113 R)
• M11: 6,668,026 km (0.118 R)
• M12: 7,430,825 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.1

Radius: 12.2

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.64 AU - 4.7 AU

Year: 6620 Days

Day: 11.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,776,872 km

• M1: 151,842 km (0.095 R)
• M2: 539,600 km (0.078 R)
• M3: 1,281,156 km (0.093 R)
• M4: 1,951,803 km (0.066 R)
• M5: 3,001,382 km (0.114 R)
• M6: 3,868,451 km (0.113 R)
• M7: 4,970,240 km (0.094 R)
• M8: 5,433,694 km (0.108 R)
• M9: 6,782,019 km (0.119 R)
• M10: 8,026,375 km (0.118 R)
• M11: 10,048,938 km (0.084 R)
• M12: 12,252,215 km (0.069 R)
• M13: 15,396,912 km (0.036 R)
• M14: 16,051,702 km (0.046 R)
• M15: 17,358,739 km (0.067 R)
• M16: 18,430,158 km (0.084 R)
• M17: 20,119,268 km (0.041 R)
• M18: 21,909,356 km (0.118 R)
• M19: 23,302,262 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.5

Radius: 10.8

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.51 AU - 4.95 AU

Year: 6748 Days

Day: 6.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,776,872 km

• M1: 134,339 km (0.102 R)
• M2: 538,852 km (0.08 R)
• M3: 1,192,145 km (0.082 R)
• M4: 2,155,855 km (0.089 R)
• M5: 5,292,773 km (0.102 R)
• M6: 7,500,688 km (0.089 R)
• M7: 10,177,143 km (0.106 R)
• M8: 11,990,868 km (0.083 R)
• M9: 18,264,853 km (0.091 R)
• M10: 20,375,080 km (0.103 R)
• M11: 21,206,845 km (0.11 R)
• M12: 25,708,544 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.8

Radius: 7.9

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.44 AU - 8.26 AU

Year: 13072 Days

Day: 23.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,776,872 km

• M1: 106,214 km (0.072 R)
• M2: 623,524 km (0.111 R)
• M3: 911,500 km (0.037 R)
• M4: 1,310,627 km (0.103 R)
• M5: 1,576,313 km (0.045 R)
• M6: 2,815,133 km (0.062 R)
• M7: 3,429,382 km (0.116 R)
• M8: 4,081,927 km (0.111 R)
• M9: 4,708,443 km (0.071 R)
• M10: 5,003,750 km (0.093 R)
• M11: 8,559,242 km (0.095 R)
• M12: 11,971,570 km (0.119 R)
• M13: 12,831,458 km (0.115 R)
• M14: 16,015,499 km (0.082 R)
• M15: 17,628,763 km (0.07 R)
• M16: 22,885,482 km (0.078 R)
• M17: 25,909,304 km (0.102 R)
• M18: 27,863,501 km (0.101 R)
• M19: 28,831,998 km (0.076 R)
• M20: 29,279,594 km (0.071 R)
• M21: 31,681,987 km (0.092 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: 234 - 18,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit