🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.3

Radius: 10.7

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.5 AU - 6.58 AU

Year: 4739 Days

Day: 12.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,197,517 km

• M1: 133,142 km (0.088 R)
• M2: 569,669 km (0.114 R)
• M3: 1,027,887 km (0.118 R)
• M4: 3,236,251 km (0.105 R)
• M5: 6,781,571 km (0.036 R)
• M6: 7,129,087 km (0.094 R)
• M7: 11,075,778 km (0.053 R)
• M8: 14,447,564 km (0.117 R)
• M9: 15,947,582 km (0.104 R)
• M10: 16,394,580 km (0.119 R)
• M11: 22,016,917 km (0.087 R)
• M12: 22,781,961 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.5

Radius: 8.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.93 AU - 7.41 AU

Year: 6978 Days

Day: 11.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,197,517 km

• M1: 109,057 km (0.101 R)
• M2: 415,583 km (0.081 R)
• M3: 679,623 km (0.112 R)
• M4: 1,193,941 km (0.077 R)
• M5: 1,494,483 km (0.097 R)
• M6: 2,732,704 km (0.083 R)
• M7: 3,006,768 km (0.083 R)
• M8: 3,452,868 km (0.093 R)
• M9: 3,794,849 km (0.114 R)
• M10: 4,430,790 km (0.076 R)
• M11: 5,009,285 km (0.054 R)
• M12: 5,395,696 km (0.101 R)
• M13: 5,913,753 km (0.105 R)
• M14: 7,601,367 km (0.081 R)
• M15: 9,982,816 km (0.083 R)
• M16: 10,637,605 km (0.106 R)
• M17: 11,104,052 km (0.1 R)
• M18: 12,078,083 km (0.09 R)
• M19: 12,869,007 km (0.09 R)
• M20: 14,144,628 km (0.049 R)
• M21: 17,232,777 km (0.103 R)
• M22: 19,149,874 km (0.109 R)
• M23: 19,587,597 km (0.092 R)
• M24: 22,700,430 km (0.106 R)
• M25: 24,410,633 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.4

Radius: 13.7

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.61 AU - 9.83 AU

Year: 8565 Days

Day: 6.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,197,517 km

• M1: 180,864 km (0.093 R)
• M2: 983,456 km (0.115 R)
• M3: 1,412,802 km (0.093 R)
• M4: 2,592,830 km (0.04 R)
• M5: 5,413,947 km (0.068 R)
• M6: 6,112,120 km (0.084 R)
• M7: 6,674,758 km (0.056 R)
• M8: 7,102,309 km (0.116 R)
• M9: 7,689,331 km (0.092 R)
• M10: 8,421,163 km (0.114 R)
• M11: 10,808,895 km (0.054 R)
• M12: 12,649,098 km (0.105 R)
• M13: 13,101,931 km (0.116 R)
• M14: 14,200,877 km (0.063 R)
• M15: 15,360,261 km (0.073 R)
• M16: 16,403,407 km (0.11 R)
• M17: 23,077,865 km (0.072 R)
• M18: 23,831,390 km (0.052 R)
• M19: 26,028,683 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.9

Radius: 9.5

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 9.71 AU - 13.65 AU

Year: 14508 Days

Day: 7.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,197,517 km

• M1: 118,332 km (0.111 R)
• M2: 428,299 km (0.083 R)
• M3: 774,917 km (0.058 R)
• M4: 1,201,271 km (0.099 R)
• M5: 1,506,002 km (0.072 R)
• M6: 2,257,432 km (0.113 R)
• M7: 2,930,921 km (0.096 R)
• M8: 3,545,769 km (0.058 R)
• M9: 4,517,257 km (0.104 R)
• M10: 5,065,234 km (0.12 R)
• M11: 6,332,777 km (0.098 R)
• M12: 6,936,404 km (0.092 R)
• M13: 8,494,018 km (0.116 R)
• M14: 9,431,248 km (0.087 R)
• M15: 10,767,456 km (0.072 R)
• M16: 11,686,286 km (0.087 R)
• M17: 11,983,986 km (0.116 R)
• M18: 14,346,436 km (0.081 R)
• M19: 15,034,885 km (0.097 R)
• M20: 15,601,263 km (0.118 R)
• M21: 16,551,957 km (0.113 R)
• M22: 17,309,072 km (0.062 R)
• M23: 17,774,321 km (0.105 R)
• M24: 19,552,143 km (0.067 R)
• M25: 21,445,603 km (0.057 R)
• M26: 23,083,101 km (0.113 R)
• M27: 26,299,006 km (0.106 R)
• M28: 34,817,408 km (0.085 R)
• M29: 46,332,555 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.9

Radius: 13.6

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.49 AU - 13.21 AU

Year: 14825 Days

Day: 10 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,197,517 km

• M1: 203,603 km (0.058 R)
• M2: 777,161 km (0.036 R)
• M3: 4,227,037 km (0.066 R)
• M4: 5,966,861 km (0.071 R)
• M5: 8,177,169 km (0.092 R)
• M6: 8,650,048 km (0.112 R)
• M7: 9,950,802 km (0.111 R)
• M8: 11,883,307 km (0.089 R)
• M9: 17,846,876 km (0.041 R)
• M10: 20,559,086 km (0.107 R)
• M11: 20,994,715 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.8

Radius: 7.7

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 11.64 AU - 17.2 AU

Year: 19901 Days

Day: 15.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,197,517 km

• M1: 95,743 km (0.109 R)
• M2: 335,698 km (0.081 R)
• M3: 1,006,794 km (0.054 R)
• M4: 1,884,185 km (0.109 R)
• M5: 2,213,899 km (0.112 R)
• M6: 3,118,218 km (0.098 R)
• M7: 3,358,173 km (0.072 R)
• M8: 4,059,189 km (0.119 R)
• M9: 8,257,653 km (0.1 R)
• M10: 8,667,401 km (0.079 R)
• M11: 9,751,088 km (0.087 R)
• M12: 10,443,278 km (0.108 R)
• M13: 10,983,625 km (0.047 R)
• M14: 12,250,869 km (0.078 R)
• M15: 13,825,536 km (0.106 R)
• M16: 14,624,389 km (0.067 R)
• M17: 15,073,033 km (0.091 R)
• M18: 16,393,832 km (0.061 R)
• M19: 19,984,780 km (0.114 R)
• M20: 20,537,244 km (0.086 R)
• M21: 29,377,581 km (0.056 R)
• M22: 32,809,655 km (0.118 R)
• M23: 34,886,074 km (0.069 R)
• M24: 45,162,849 km (0.075 R)
• M25: 50,558,994 km (0.066 R)
• M26: 61,442,389 km (0.07 R)
• M27: 65,592,383 km (0.084 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 19,651 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit