🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.1

Radius: 11.1

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.46 AU - 1.8 AU

Year: 1411 Days

Day: 13.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,982,931 km

• M1: 147,354 km (0.107 R)
• M2: 510,428 km (0.083 R)
• M3: 867,967 km (0.027 R)
• M4: 1,340,098 km (0.056 R)
• M5: 1,775,428 km (0.076 R)
• M6: 2,128,030 km (0.106 R)
• M7: 2,664,039 km (0.116 R)
• M8: 3,033,097 km (0.097 R)
• M9: 4,642,022 km (0.084 R)
• M10: 5,781,659 km (0.107 R)
• M11: 6,382,743 km (0.027 R)
• M12: 9,036,609 km (0.075 R)
• M13: 11,440,348 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.6

Radius: 11.2

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.6 AU - 1.76 AU

Year: 1477 Days

Day: 6 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,982,931 km

• M1: 140,472 km (0.083 R)
• M2: 894,745 km (0.051 R)
• M3: 1,729,800 km (0.106 R)
• M4: 2,146,131 km (0.078 R)
• M5: 2,594,326 km (0.076 R)
• M6: 3,012,901 km (0.078 R)
• M7: 3,505,377 km (0.09 R)
• M8: 3,863,066 km (0.113 R)
• M9: 5,067,628 km (0.095 R)
• M10: 5,448,654 km (0.041 R)
• M11: 5,930,957 km (0.097 R)
• M12: 7,144,794 km (0.092 R)
• M13: 8,920,371 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855

Radius: 9.6

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.44 AU - 2.1 AU

Year: 1597 Days

Day: 14.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,982,931 km

• M1: 119,379 km (0.091 R)
• M2: 522,246 km (0.111 R)
• M3: 1,069,625 km (0.104 R)
• M4: 1,377,348 km (0.078 R)
• M5: 1,796,820 km (0.05 R)
• M6: 2,275,683 km (0.035 R)
• M7: 3,014,846 km (0.11 R)
• M8: 3,457,207 km (0.099 R)
• M9: 3,942,502 km (0.119 R)
• M10: 5,157,686 km (0.086 R)
• M11: 5,491,439 km (0.06 R)
• M12: 6,031,337 km (0.042 R)
• M13: 6,632,122 km (0.074 R)
• M14: 7,894,728 km (0.098 R)
• M15: 9,149,256 km (0.116 R)
• M16: 9,507,393 km (0.103 R)
• M17: 11,515,446 km (0.069 R)
• M18: 13,165,361 km (0.055 R)
• M19: 13,580,495 km (0.085 R)
• M20: 14,833,526 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.1

Radius: 9.6

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.39 AU - 3.41 AU

Year: 3350 Days

Day: 10 Hours

Environment

Temp: -221 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,982,931 km

• M1: 128,056 km (0.095 R)
• M2: 539,600 km (0.107 R)
• M3: 959,820 km (0.106 R)
• M4: 1,767,648 km (0.11 R)
• M5: 2,162,886 km (0.076 R)
• M6: 2,785,812 km (0.091 R)
• M7: 3,214,260 km (0.097 R)
• M8: 4,010,420 km (0.112 R)
• M9: 4,489,432 km (0.065 R)
• M10: 4,823,634 km (0.072 R)
• M11: 5,212,289 km (0.066 R)
• M12: 7,455,359 km (0.07 R)
• M13: 8,336,790 km (0.103 R)
• M14: 8,762,246 km (0.046 R)
• M15: 9,455,932 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295

Radius: 14.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.5 AU - 3.92 AU

Year: 3901 Days

Day: 10 Hours

Environment

Temp: -223 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,982,931 km

• M1: 181,612 km (0.062 R)
• M2: 663,018 km (0.065 R)
• M3: 1,151,156 km (0.112 R)
• M4: 1,812,229 km (0.057 R)
• M5: 3,031,451 km (0.064 R)
• M6: 3,507,472 km (0.094 R)
• M7: 4,033,757 km (0.109 R)
• M8: 4,788,179 km (0.103 R)
• M9: 5,887,723 km (0.054 R)
• M10: 7,813,646 km (0.105 R)
• M11: 8,819,243 km (0.111 R)
• M12: 9,691,698 km (0.106 R)
• M13: 10,544,556 km (0.118 R)
• M14: 11,326,354 km (0.072 R)
• M15: 12,830,860 km (0.068 R)
• M16: 13,905,571 km (0.051 R)
• M17: 16,854,743 km (0.111 R)
• M18: 18,033,874 km (0.116 R)
• M19: 18,699,734 km (0.117 R)
• M20: 19,210,012 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.7

Radius: 8.5

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.24 AU - 5.12 AU

Year: 5796 Days

Day: 6.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 27,982,931 km

• M1: 105,766 km (0.108 R)
• M2: 400,324 km (0.072 R)
• M3: 678,127 km (0.067 R)
• M4: 1,462,469 km (0.115 R)
• M5: 2,010,296 km (0.119 R)
• M6: 2,400,747 km (0.073 R)
• M7: 2,981,785 km (0.094 R)
• M8: 3,551,603 km (0.059 R)
• M9: 4,169,741 km (0.113 R)
• M10: 4,857,592 km (0.094 R)
• M11: 5,509,540 km (0.074 R)
• M12: 6,765,564 km (0.107 R)
• M13: 7,147,786 km (0.052 R)
• M14: 7,544,370 km (0.117 R)
• M15: 9,279,855 km (0.092 R)
• M16: 10,158,144 km (0.099 R)
• M17: 11,804,020 km (0.119 R)
• M18: 12,547,521 km (0.115 R)
• M19: 13,321,840 km (0.054 R)
• M20: 14,438,139 km (0.061 R)
• M21: 15,560,722 km (0.1 R)
• M22: 16,568,263 km (0.104 R)
• M23: 17,678,429 km (0.101 R)
• M24: 17,978,672 km (0.106 R)
• M25: 19,659,105 km (0.107 R)
• M26: 20,570,455 km (0.091 R)
• M27: 23,257,532 km (0.111 R)
• M28: 25,401,270 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.5

Radius: 14.3

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.27 AU - 4.99 AU

Year: 6757 Days

Day: 13.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,982,931 km

• M1: 205,697 km (0.048 R)
• M2: 762,500 km (0.116 R)
• M3: 1,644,081 km (0.11 R)
• M4: 2,546,455 km (0.114 R)
• M5: 3,822,974 km (0.084 R)
• M6: 5,008,686 km (0.103 R)
• M7: 6,213,847 km (0.075 R)
• M8: 6,740,581 km (0.034 R)
• M9: 8,063,176 km (0.095 R)
• M10: 9,075,804 km (0.111 R)
• M11: 9,920,882 km (0.105 R)
• M12: 13,120,631 km (0.084 R)
• M13: 13,938,931 km (0.1 R)
• M14: 15,961,794 km (0.109 R)
• M15: 19,582,062 km (0.078 R)
• M16: 21,478,215 km (0.074 R)
• M17: 22,832,824 km (0.069 R)
• M18: 26,187,855 km (0.117 R)
• M19: 27,899,554 km (0.075 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 14,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit