🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.3

Radius: 9.9

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.54 AU - 0.7 AU

Year: 326 Days

Day: 5.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,524,785 km

• M1: 123,119 km (0.103 R)
• M2: 515,065 km (0.028 R)
• M3: 920,924 km (0.096 R)
• M4: 1,239,119 km (0.112 R)
• M5: 1,932,804 km (0.115 R)
• M6: 2,400,447 km (0.091 R)
• M7: 2,747,066 km (0.083 R)
• M8: 3,147,240 km (0.101 R)
• M9: 3,652,133 km (0.078 R)
• M10: 4,089,407 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.9

Radius: 12.9

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1 AU - 1.12 AU

Year: 728 Days

Day: 11.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 118.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,524,785 km

• M1: 160,369 km (0.058 R)
• M2: 648,507 km (0.078 R)
• M3: 1,131,708 km (0.088 R)
• M4: 1,541,606 km (0.074 R)
• M5: 1,967,362 km (0.035 R)
• M6: 2,512,646 km (0.094 R)
• M7: 3,134,375 km (0.05 R)
• M8: 3,884,309 km (0.11 R)
• M9: 4,458,465 km (0.108 R)
• M10: 4,941,966 km (0.102 R)
• M11: 5,391,507 km (0.093 R)
• M12: 5,941,279 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58

Radius: 11.2

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.53 AU - 1.87 AU

Year: 1478 Days

Day: 10.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,524,785 km

• M1: 139,425 km (0.083 R)
• M2: 770,728 km (0.112 R)
• M3: 1,132,007 km (0.086 R)
• M4: 1,716,935 km (0.056 R)
• M5: 2,641,300 km (0.101 R)
• M6: 3,831,650 km (0.116 R)
• M7: 5,018,261 km (0.081 R)
• M8: 5,663,027 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.9

Radius: 9.7

Gravity: 10.14 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.49 AU - 2.35 AU

Year: 1774 Days

Day: 14.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,524,785 km

• M1: 120,576 km (0.103 R)
• M2: 422,464 km (0.096 R)
• M3: 950,096 km (0.101 R)
• M4: 1,251,835 km (0.079 R)
• M5: 1,786,049 km (0.105 R)
• M6: 2,268,801 km (0.1 R)
• M7: 2,632,923 km (0.098 R)
• M8: 4,042,733 km (0.08 R)
• M9: 6,837,819 km (0.054 R)
• M10: 7,428,432 km (0.084 R)
• M11: 8,393,637 km (0.069 R)
• M12: 9,037,955 km (0.085 R)
• M13: 9,611,364 km (0.083 R)
• M14: 9,959,777 km (0.08 R)
• M15: 10,352,771 km (0.113 R)
• M16: 13,487,146 km (0.1 R)
• M17: 16,058,883 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.4

Radius: 6.5

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.41 AU - 7.25 AU

Year: 10620 Days

Day: 24.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 90.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,524,785 km

• M1: 84,672 km (0.082 R)
• M2: 598,391 km (0.115 R)
• M3: 1,077,105 km (0.1 R)
• M4: 1,471,594 km (0.1 R)
• M5: 1,703,022 km (0.093 R)
• M6: 1,973,645 km (0.074 R)
• M7: 2,825,904 km (0.075 R)
• M8: 3,228,023 km (0.093 R)
• M9: 5,140,781 km (0.066 R)
• M10: 8,089,654 km (0.119 R)
• M11: 10,964,926 km (0.084 R)
• M12: 13,221,011 km (0.034 R)
• M13: 15,103,551 km (0.05 R)
• M14: 16,390,691 km (0.096 R)
• M15: 17,484,700 km (0.102 R)
• M16: 20,032,950 km (0.034 R)
• M17: 22,118,494 km (0.101 R)
• M18: 26,628,271 km (0.077 R)
• M19: 28,227,921 km (0.095 R)
• M20: 30,173,741 km (0.043 R)
• M21: 31,519,523 km (0.08 R)
• M22: 33,106,009 km (0.045 R)

Asteroid Belt

Center: 7.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.6

Radius: 3.5

Gravity: 22.91 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 8.2 AU - 8.72 AU

Year: 16409 Days

Day: 17.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,524,785 km

• M1: 43,533 km (0.038 R)
• M2: 157,377 km (0.09 R)
• M3: 825,930 km (0.101 R)
• M4: 1,262,905 km (0.092 R)
• M5: 1,604,886 km (0.045 R)
• M6: 2,075,371 km (0.057 R)
• M7: 2,220,032 km (0.092 R)
• M8: 3,428,933 km (0.12 R)
• M9: 5,413,797 km (0.118 R)
• M10: 5,653,752 km (0.109 R)
• M11: 6,117,955 km (0.103 R)
• M12: 8,097,583 km (0.109 R)
• M13: 10,205,866 km (0.104 R)
• M14: 10,571,932 km (0.091 R)
• M15: 13,197,973 km (0.084 R)
• M16: 16,582,924 km (0.109 R)
• M17: 17,753,378 km (0.095 R)
• M18: 18,589,331 km (0.078 R)
• M19: 18,821,806 km (0.097 R)
• M20: 20,503,735 km (0.113 R)
• M21: 21,002,045 km (0.042 R)
• M22: 24,625,455 km (0.093 R)
• M23: 25,377,932 km (0.096 R)
• M24: 26,633,208 km (0.103 R)
• M25: 26,928,664 km (0.073 R)
• M26: 29,792,266 km (0.104 R)
• M27: 45,203,689 km (0.041 R)
• M28: 46,900,578 km (0.117 R)
• M29: 48,200,733 km (0.091 R)
• M30: 48,492,898 km (0.047 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 11,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit