🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.9

Radius: 13.4

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.69 AU - 0.93 AU

Year: 486 Days

Day: 6.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,460,504 km

• M1: 166,802 km (0.089 R)
• M2: 685,906 km (0.048 R)
• M3: 1,389,016 km (0.117 R)
• M4: 1,835,416 km (0.116 R)
• M5: 2,604,050 km (0.096 R)
• M6: 3,272,453 km (0.052 R)
• M7: 3,971,075 km (0.115 R)
• M8: 5,278,262 km (0.07 R)
• M9: 6,316,471 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.1

Radius: 12.3

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.17 AU - 1.19 AU

Year: 855 Days

Day: 13.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,460,504 km

• M1: 153,039 km (0.105 R)
• M2: 639,082 km (0.107 R)
• M3: 1,033,572 km (0.088 R)
• M4: 1,500,018 km (0.118 R)
• M5: 1,950,457 km (0.103 R)
• M6: 2,375,614 km (0.097 R)
• M7: 3,311,050 km (0.084 R)
• M8: 3,777,047 km (0.034 R)
• M9: 4,350,007 km (0.091 R)
• M10: 5,670,507 km (0.116 R)
• M11: 6,078,909 km (0.106 R)
• M12: 8,081,277 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.6

Radius: 12

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.3 AU - 1.62 AU

Year: 1176 Days

Day: 10.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,460,504 km

• M1: 153,338 km (0.037 R)
• M2: 541,694 km (0.059 R)
• M3: 922,420 km (0.044 R)
• M4: 1,431,652 km (0.116 R)
• M5: 1,847,833 km (0.091 R)
• M6: 2,807,503 km (0.046 R)
• M7: 3,585,711 km (0.083 R)
• M8: 4,121,721 km (0.075 R)
• M9: 4,519,800 km (0.081 R)
• M10: 5,184,314 km (0.049 R)
• M11: 8,251,819 km (0.117 R)
• M12: 8,942,213 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.8

Radius: 12

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.62 AU - 6.02 AU

Year: 8183 Days

Day: 5.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,460,504 km

• M1: 149,299 km (0.105 R)
• M2: 666,010 km (0.067 R)
• M3: 1,791,734 km (0.103 R)
• M4: 3,660,361 km (0.094 R)
• M5: 8,264,086 km (0.084 R)
• M6: 9,978,926 km (0.055 R)
• M7: 11,709,923 km (0.067 R)
• M8: 19,901,603 km (0.085 R)
• M9: 22,384,030 km (0.108 R)
• M10: 23,117,957 km (0.12 R)
• M11: 25,592,007 km (0.102 R)
• M12: 29,384,163 km (0.117 R)
• M13: 35,147,122 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 14,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit