🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.5

Radius: 14.5

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.46 AU - 0.62 AU

Year: 265 Days

Day: 11 Hours

Environment

Temp: -134 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,711,258 km

• M1: 180,415 km (0.109 R)
• M2: 637,137 km (0.042 R)
• M3: 1,788,143 km (0.088 R)
• M4: 2,401,644 km (0.116 R)
• M5: 2,871,082 km (0.059 R)
• M6: 3,413,075 km (0.096 R)
• M7: 4,132,043 km (0.105 R)

Asteroid Belt

Center: 1.53 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.4

Radius: 12.1

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.31 AU - 2.73 AU

Year: 2668 Days

Day: 8.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,711,258 km

• M1: 150,495 km (0.113 R)
• M2: 644,468 km (0.094 R)
• M3: 1,103,284 km (0.119 R)
• M4: 1,619,098 km (0.118 R)
• M5: 2,186,822 km (0.082 R)
• M6: 2,636,812 km (0.076 R)
• M7: 3,217,102 km (0.089 R)
• M8: 4,000,696 km (0.043 R)
• M9: 4,977,271 km (0.091 R)
• M10: 5,610,369 km (0.079 R)
• M11: 6,717,393 km (0.061 R)
• M12: 8,291,163 km (0.109 R)
• M13: 8,936,229 km (0.076 R)
• M14: 10,174,002 km (0.102 R)
• M15: 11,073,982 km (0.101 R)
• M16: 12,111,593 km (0.099 R)
• M17: 14,767,703 km (0.118 R)
• M18: 17,679,925 km (0.075 R)
• M19: 18,691,955 km (0.099 R)
• M20: 19,154,063 km (0.1 R)
• M21: 20,342,767 km (0.08 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.2

Radius: 3.7

Gravity: 23.54 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.54 AU - 9.62 AU

Year: 15316 Days

Day: 18.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,711,258 km

• M1: 56,249 km (0.096 R)
• M2: 213,027 km (0.09 R)
• M3: 1,097,749 km (0.086 R)
• M4: 1,252,882 km (0.089 R)
• M5: 1,990,998 km (0.079 R)
• M6: 2,472,105 km (0.095 R)
• M7: 2,761,277 km (0.117 R)
• M8: 3,049,702 km (0.079 R)
• M9: 6,047,943 km (0.114 R)
• M10: 6,884,195 km (0.077 R)
• M11: 7,968,630 km (0.028 R)
• M12: 8,597,390 km (0.069 R)
• M13: 14,862,698 km (0.092 R)
• M14: 16,874,191 km (0.084 R)
• M15: 18,981,726 km (0.111 R)
• M16: 19,375,767 km (0.112 R)
• M17: 21,427,501 km (0.033 R)
• M18: 25,098,334 km (0.113 R)
• M19: 30,115,248 km (0.075 R)
• M20: 39,210,948 km (0.057 R)
• M21: 41,939,464 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.5

Radius: 5.5

Gravity: 24.45 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.64 AU - 10.12 AU

Year: 16177 Days

Day: 15.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,711,258 km

• M1: 68,366 km (0.098 R)
• M2: 330,312 km (0.098 R)
• M3: 789,129 km (0.067 R)
• M4: 1,602,642 km (0.091 R)
• M5: 2,204,474 km (0.112 R)
• M6: 2,921,198 km (0.034 R)
• M7: 6,657,255 km (0.096 R)
• M8: 7,051,744 km (0.089 R)
• M9: 7,648,640 km (0.094 R)
• M10: 7,983,739 km (0.119 R)
• M11: 8,228,930 km (0.102 R)
• M12: 8,995,170 km (0.08 R)
• M13: 11,208,321 km (0.116 R)
• M14: 11,766,321 km (0.041 R)
• M15: 13,413,095 km (0.12 R)
• M16: 15,891,183 km (0.053 R)
• M17: 22,113,258 km (0.115 R)
• M18: 24,092,139 km (0.108 R)
• M19: 31,092,870 km (0.096 R)
• M20: 31,334,920 km (0.109 R)
• M21: 32,315,833 km (0.103 R)
• M22: 43,576,813 km (0.084 R)
• M23: 48,598,364 km (0.104 R)
• M24: 54,342,025 km (0.066 R)
• M25: 58,657,923 km (0.104 R)
• M26: 59,212,932 km (0.028 R)
• M27: 59,398,732 km (0.096 R)
• M28: 59,958,527 km (0.112 R)
• M29: 66,750,720 km (0.105 R)
• M30: 66,951,929 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.2

Radius: 7.4

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 8.14 AU - 12.54 AU

Year: 22172 Days

Day: 21 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,711,258 km

• M1: 92,751 km (0.066 R)
• M2: 397,482 km (0.043 R)
• M3: 702,512 km (0.067 R)
• M4: 1,177,186 km (0.115 R)
• M5: 1,544,897 km (0.118 R)
• M6: 2,195,349 km (0.077 R)
• M7: 2,989,115 km (0.099 R)
• M8: 3,770,166 km (0.075 R)
• M9: 4,608,362 km (0.067 R)
• M10: 6,511,098 km (0.083 R)
• M11: 7,661,206 km (0.117 R)
• M12: 8,997,115 km (0.055 R)
• M13: 10,111,619 km (0.118 R)
• M14: 11,580,371 km (0.107 R)
• M15: 13,553,866 km (0.093 R)
• M16: 16,071,898 km (0.078 R)
• M17: 24,023,174 km (0.098 R)
• M18: 27,086,789 km (0.112 R)
• M19: 31,563,505 km (0.107 R)
• M20: 35,087,433 km (0.031 R)
• M21: 35,510,196 km (0.091 R)
• M22: 43,712,797 km (0.076 R)
• M23: 50,723,103 km (0.114 R)
• M24: 52,539,819 km (0.069 R)
• M25: 61,661,998 km (0.082 R)
• M26: 64,359,697 km (0.116 R)
• M27: 67,135,036 km (0.091 R)
• M28: 71,333,201 km (0.028 R)
• M29: 77,119,348 km (0.045 R)
• M30: 80,982,115 km (0.2 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 20,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit