🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.5

Radius: 14.2

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.25 AU - 1.49 AU

Year: 1035 Days

Day: 13.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,726,298 km

• M1: 176,675 km (0.097 R)
• M2: 625,020 km (0.069 R)
• M3: 1,088,923 km (0.08 R)
• M4: 1,950,906 km (0.077 R)
• M5: 2,595,523 km (0.086 R)
• M6: 3,162,798 km (0.098 R)
• M7: 4,009,373 km (0.086 R)
• M8: 4,642,172 km (0.082 R)
• M9: 5,260,011 km (0.066 R)
• M10: 6,312,282 km (0.094 R)
• M11: 6,974,253 km (0.06 R)
• M12: 8,053,901 km (0.084 R)
• M13: 8,977,967 km (0.094 R)
• M14: 9,481,064 km (0.102 R)
• M15: 10,447,317 km (0.103 R)
• M16: 10,937,848 km (0.087 R)
• M17: 11,650,533 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.1

Radius: 12.3

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.33 AU - 2.41 AU

Year: 2356 Days

Day: 13 Hours

Environment

Temp: -192 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,726,298 km

• M1: 153,487 km (0.062 R)
• M2: 667,805 km (0.083 R)
• M3: 1,170,155 km (0.092 R)
• M4: 1,914,404 km (0.093 R)
• M5: 3,418,012 km (0.097 R)
• M6: 3,930,385 km (0.062 R)
• M7: 4,510,974 km (0.094 R)
• M8: 5,129,262 km (0.077 R)
• M9: 5,619,345 km (0.074 R)
• M10: 6,490,902 km (0.08 R)
• M11: 7,018,235 km (0.106 R)
• M12: 7,623,657 km (0.101 R)
• M13: 8,237,308 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.7

Radius: 9.8

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.47 AU - 3.27 AU

Year: 3139 Days

Day: 12.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,726,298 km

• M1: 123,119 km (0.074 R)
• M2: 742,753 km (0.099 R)
• M3: 1,293,872 km (0.062 R)
• M4: 1,894,358 km (0.072 R)
• M5: 3,951,029 km (0.117 R)
• M6: 4,337,889 km (0.099 R)
• M7: 5,951,003 km (0.064 R)
• M8: 7,185,934 km (0.096 R)
• M9: 8,408,597 km (0.095 R)
• M10: 11,218,943 km (0.03 R)
• M11: 11,690,774 km (0.119 R)
• M12: 12,042,180 km (0.032 R)
• M13: 13,375,845 km (0.109 R)
• M14: 14,201,924 km (0.106 R)
• M15: 14,551,834 km (0.113 R)
• M16: 15,061,663 km (0.12 R)
• M17: 18,081,595 km (0.056 R)
• M18: 20,835,543 km (0.108 R)
• M19: 22,683,525 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.4

Radius: 11.3

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.42 AU - 3.48 AU

Year: 3272 Days

Day: 13.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,726,298 km

• M1: 140,472 km (0.106 R)
• M2: 511,774 km (0.107 R)
• M3: 948,301 km (0.068 R)
• M4: 1,484,609 km (0.04 R)
• M5: 1,859,053 km (0.066 R)
• M6: 3,528,715 km (0.05 R)
• M7: 4,044,678 km (0.07 R)
• M8: 4,416,279 km (0.065 R)
• M9: 5,823,845 km (0.114 R)
• M10: 6,519,176 km (0.093 R)
• M11: 6,915,910 km (0.099 R)
• M12: 7,358,869 km (0.098 R)
• M13: 8,042,980 km (0.045 R)
• M14: 8,701,211 km (0.072 R)
• M15: 9,113,053 km (0.095 R)
• M16: 9,792,078 km (0.105 R)
• M17: 10,427,869 km (0.055 R)
• M18: 12,806,027 km (0.118 R)
• M19: 13,566,582 km (0.074 R)
• M20: 14,027,942 km (0.095 R)
• M21: 15,524,968 km (0.071 R)
• M22: 15,877,271 km (0.049 R)
• M23: 17,072,707 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.9

Radius: 9.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.88 AU - 5.56 AU

Year: 6621 Days

Day: 7.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,726,298 km

• M1: 123,269 km (0.032 R)
• M2: 634,295 km (0.061 R)
• M3: 1,417,290 km (0.114 R)
• M4: 2,180,688 km (0.074 R)
• M5: 6,258,277 km (0.083 R)
• M6: 7,033,793 km (0.107 R)
• M7: 8,466,791 km (0.074 R)
• M8: 9,091,362 km (0.051 R)
• M9: 10,214,692 km (0.076 R)
• M10: 10,967,917 km (0.118 R)
• M11: 11,427,931 km (0.11 R)
• M12: 13,871,313 km (0.12 R)
• M13: 15,758,789 km (0.092 R)
• M14: 16,885,112 km (0.045 R)
• M15: 17,686,059 km (0.108 R)
• M16: 23,333,229 km (0.103 R)
• M17: 23,712,160 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.4

Radius: 6.7

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.79 AU - 8.55 AU

Year: 12396 Days

Day: 15.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,726,298 km

• M1: 83,476 km (0.116 R)
• M2: 355,145 km (0.084 R)
• M3: 573,857 km (0.096 R)
• M4: 932,892 km (0.091 R)
• M5: 2,205,521 km (0.094 R)
• M6: 2,478,089 km (0.053 R)
• M7: 3,339,922 km (0.101 R)
• M8: 3,626,402 km (0.066 R)
• M9: 5,637,446 km (0.099 R)
• M10: 6,471,005 km (0.073 R)
• M11: 6,879,408 km (0.045 R)
• M12: 7,503,979 km (0.106 R)
• M13: 8,080,978 km (0.081 R)
• M14: 8,686,999 km (0.084 R)
• M15: 9,940,779 km (0.058 R)
• M16: 10,334,371 km (0.087 R)
• M17: 11,363,903 km (0.106 R)
• M18: 12,460,156 km (0.095 R)
• M19: 13,386,616 km (0.103 R)
• M20: 18,202,171 km (0.027 R)
• M21: 18,642,887 km (0.095 R)
• M22: 19,241,577 km (0.094 R)
• M23: 19,852,984 km (0.078 R)
• M24: 21,682,865 km (0.083 R)
• M25: 23,883,450 km (0.118 R)
• M26: 26,415,394 km (0.115 R)
• M27: 31,371,721 km (0.034 R)
• M28: 36,448,324 km (0.084 R)
• M29: 40,038,374 km (0.092 R)
• M30: 40,409,826 km (0.072 R)
• M31: 42,945,360 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 17,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit