🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488

Radius: 8.6

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.78 AU - 1.04 AU

Year: 589 Days

Day: 10.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,538,899 km

• M1: 106,962 km (0.054 R)
• M2: 377,884 km (0.111 R)
• M3: 893,997 km (0.115 R)
• M4: 1,274,574 km (0.103 R)
• M5: 1,769,593 km (0.099 R)
• M6: 2,128,329 km (0.065 R)
• M7: 2,959,794 km (0.051 R)
• M8: 3,646,149 km (0.062 R)
• M9: 3,992,618 km (0.101 R)
• M10: 4,332,055 km (0.1 R)
• M11: 4,798,800 km (0.117 R)
• M12: 5,133,900 km (0.084 R)
• M13: 5,762,211 km (0.046 R)
• M14: 6,365,090 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.7

Radius: 11.4

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.8 AU - 1.3 AU

Year: 730 Days

Day: 9.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,538,899 km

• M1: 141,819 km (0.046 R)
• M2: 558,898 km (0.051 R)
• M3: 1,405,173 km (0.05 R)
• M4: 1,879,697 km (0.107 R)
• M5: 2,742,428 km (0.075 R)
• M6: 3,321,970 km (0.074 R)
• M7: 4,893,646 km (0.055 R)
• M8: 5,399,286 km (0.086 R)
• M9: 5,805,893 km (0.108 R)
• M10: 6,849,189 km (0.057 R)
• M11: 7,989,723 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.6

Radius: 11.5

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.56 AU - 5.92 AU

Year: 6999 Days

Day: 7 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,538,899 km

• M1: 143,315 km (0.097 R)
• M2: 637,287 km (0.086 R)
• M3: 1,002,605 km (0.085 R)
• M4: 1,451,997 km (0.088 R)
• M5: 2,213,450 km (0.086 R)
• M6: 2,676,007 km (0.063 R)
• M7: 3,445,837 km (0.084 R)
• M8: 4,020,443 km (0.046 R)
• M9: 4,438,270 km (0.119 R)
• M10: 5,239,965 km (0.096 R)
• M11: 6,549,694 km (0.101 R)
• M12: 8,777,356 km (0.091 R)
• M13: 9,393,849 km (0.065 R)
• M14: 9,759,017 km (0.06 R)
• M15: 10,469,308 km (0.101 R)
• M16: 14,976,692 km (0.063 R)
• M17: 16,507,826 km (0.105 R)
• M18: 19,879,014 km (0.058 R)
• M19: 21,805,086 km (0.09 R)
• M20: 22,285,296 km (0.103 R)
• M21: 23,768,259 km (0.078 R)
• M22: 25,053,604 km (0.067 R)
• M23: 25,935,783 km (0.064 R)
• M24: 29,770,724 km (0.096 R)
• M25: 32,079,767 km (0.09 R)
• M26: 32,805,467 km (0.099 R)
• M27: 33,754,665 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.8

Radius: 12.4

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.51 AU - 6.51 AU

Year: 8772 Days

Day: 6.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,538,899 km

• M1: 154,235 km (0.117 R)
• M2: 727,644 km (0.055 R)
• M3: 3,148,287 km (0.117 R)
• M4: 3,547,564 km (0.12 R)
• M5: 4,114,989 km (0.032 R)
• M6: 5,802,153 km (0.065 R)
• M7: 6,974,851 km (0.113 R)
• M8: 9,884,231 km (0.109 R)
• M9: 12,109,648 km (0.119 R)
• M10: 13,521,703 km (0.062 R)
• M11: 16,046,316 km (0.114 R)
• M12: 19,488,115 km (0.066 R)
• M13: 21,256,810 km (0.086 R)
• M14: 21,841,439 km (0.082 R)
• M15: 30,344,881 km (0.094 R)
• M16: 36,263,122 km (0.095 R)
• M17: 39,055,217 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.8

Radius: 7.7

Gravity: 14.59 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.23 AU - 7.43 AU

Year: 10802 Days

Day: 15.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,538,899 km

• M1: 96,491 km (0.109 R)
• M2: 667,655 km (0.114 R)
• M3: 1,052,720 km (0.111 R)
• M4: 1,316,760 km (0.084 R)
• M5: 1,625,381 km (0.107 R)
• M6: 2,410,022 km (0.117 R)
• M7: 3,012,901 km (0.1 R)
• M8: 4,129,350 km (0.12 R)
• M9: 4,454,576 km (0.052 R)
• M10: 5,292,025 km (0.098 R)
• M11: 5,605,133 km (0.12 R)
• M12: 7,750,965 km (0.11 R)
• M13: 8,247,031 km (0.1 R)
• M14: 9,811,376 km (0.051 R)
• M15: 11,334,133 km (0.114 R)
• M16: 13,970,048 km (0.111 R)
• M17: 16,691,233 km (0.072 R)
• M18: 19,829,647 km (0.115 R)
• M19: 25,242,546 km (0.094 R)
• M20: 26,231,089 km (0.117 R)
• M21: 26,938,388 km (0.099 R)
• M22: 27,762,074 km (0.116 R)
• M23: 30,666,367 km (0.112 R)
• M24: 34,845,533 km (0.089 R)
• M25: 35,088,330 km (0.067 R)
• M26: 36,443,537 km (0.119 R)
• M27: 38,735,825 km (0.117 R)
• M28: 49,631,038 km (0.107 R)
• M29: 50,868,063 km (0.098 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: 362 - 13,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit