🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.5

Radius: 12.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.85 AU - 4.31 AU

Year: 4374 Days

Day: 15 Hours

Environment

Temp: -213 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,919,183 km

• M1: 159,322 km (0.101 R)
• M2: 846,275 km (0.075 R)
• M3: 1,482,216 km (0.035 R)
• M4: 2,410,620 km (0.066 R)
• M5: 3,196,458 km (0.111 R)
• M6: 4,656,383 km (0.118 R)
• M7: 6,549,096 km (0.115 R)
• M8: 7,358,570 km (0.111 R)
• M9: 7,954,867 km (0.051 R)
• M10: 10,227,109 km (0.112 R)
• M11: 11,950,775 km (0.046 R)
• M12: 17,431,443 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.8

Radius: 13.3

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.73 AU - 4.13 AU

Year: 5030 Days

Day: 5.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,919,183 km

• M1: 165,605 km (0.077 R)
• M2: 907,610 km (0.094 R)
• M3: 1,326,335 km (0.111 R)
• M4: 1,941,930 km (0.06 R)
• M5: 2,727,319 km (0.114 R)
• M6: 3,595,136 km (0.052 R)
• M7: 4,116,036 km (0.09 R)
• M8: 5,181,921 km (0.107 R)
• M9: 6,364,941 km (0.089 R)
• M10: 6,817,773 km (0.116 R)
• M11: 8,131,542 km (0.025 R)
• M12: 8,997,265 km (0.105 R)
• M13: 9,725,358 km (0.051 R)
• M14: 10,409,917 km (0.116 R)
• M15: 12,942,161 km (0.077 R)
• M16: 14,428,415 km (0.096 R)
• M17: 21,997,170 km (0.12 R)
• M18: 22,478,277 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.4

Radius: 12.2

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.55 AU - 5.41 AU

Year: 6123 Days

Day: 6.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,919,183 km

• M1: 155,133 km (0.054 R)
• M2: 688,898 km (0.048 R)
• M3: 1,085,632 km (0.118 R)
• M4: 1,871,021 km (0.118 R)
• M5: 2,736,743 km (0.063 R)
• M6: 4,294,656 km (0.1 R)
• M7: 4,797,753 km (0.113 R)
• M8: 6,018,472 km (0.093 R)
• M9: 7,288,707 km (0.102 R)
• M10: 7,737,052 km (0.082 R)
• M11: 9,896,797 km (0.11 R)
• M12: 10,494,291 km (0.081 R)
• M13: 11,761,235 km (0.049 R)
• M14: 12,537,349 km (0.119 R)
• M15: 13,347,122 km (0.046 R)
• M16: 14,134,156 km (0.098 R)
• M17: 16,049,308 km (0.086 R)
• M18: 17,199,716 km (0.116 R)
• M19: 19,951,868 km (0.118 R)
• M20: 21,130,699 km (0.081 R)
• M21: 21,660,724 km (0.113 R)
• M22: 23,064,850 km (0.112 R)
• M23: 25,881,030 km (0.055 R)
• M24: 28,826,462 km (0.116 R)
• M25: 31,495,289 km (0.078 R)
• M26: 33,397,425 km (0.069 R)
• M27: 34,013,619 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.2

Radius: 7.9

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.65 AU - 7.91 AU

Year: 11399 Days

Day: 22.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,919,183 km

• M1: 98,286 km (0.065 R)
• M2: 453,282 km (0.07 R)
• M3: 785,239 km (0.095 R)
• M4: 1,572,722 km (0.052 R)
• M5: 1,980,077 km (0.095 R)
• M6: 2,556,029 km (0.053 R)
• M7: 3,335,285 km (0.11 R)
• M8: 3,846,909 km (0.118 R)
• M9: 4,149,995 km (0.079 R)
• M10: 5,026,189 km (0.094 R)
• M11: 7,222,436 km (0.097 R)
• M12: 8,078,135 km (0.047 R)
• M13: 10,564,452 km (0.064 R)
• M14: 11,894,377 km (0.085 R)
• M15: 12,599,581 km (0.097 R)
• M16: 13,836,457 km (0.109 R)
• M17: 14,550,188 km (0.101 R)
• M18: 21,597,145 km (0.117 R)
• M19: 22,292,476 km (0.118 R)
• M20: 29,342,126 km (0.099 R)
• M21: 29,766,386 km (0.107 R)
• M22: 32,738,447 km (0.104 R)
• M23: 33,424,802 km (0.082 R)
• M24: 34,472,286 km (0.084 R)
• M25: 37,372,241 km (0.053 R)
• M26: 39,136,897 km (0.091 R)
• M27: 46,464,650 km (0.038 R)
• M28: 46,896,688 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821

Radius: 3.2

Gravity: 80.18 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.79 AU - 7.59 AU

Year: 12448 Days

Day: 22.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,919,183 km

• M1: 44,431 km (0.075 R)
• M2: 160,369 km (0.089 R)
• M3: 344,673 km (0.112 R)
• M4: 554,559 km (0.11 R)
• M5: 1,074,711 km (0.026 R)
• M6: 1,224,608 km (0.116 R)
• M7: 1,374,356 km (0.118 R)
• M8: 1,677,740 km (0.103 R)
• M9: 2,155,705 km (0.032 R)
• M10: 2,313,381 km (0.095 R)
• M11: 2,832,935 km (0.103 R)
• M12: 3,452,420 km (0.085 R)
• M13: 4,127,555 km (0.105 R)
• M14: 4,370,951 km (0.071 R)
• M15: 5,883,684 km (0.047 R)
• M16: 7,942,450 km (0.097 R)
• M17: 8,955,228 km (0.067 R)
• M18: 9,835,910 km (0.059 R)
• M19: 11,001,278 km (0.092 R)
• M20: 11,233,304 km (0.062 R)
• M21: 13,208,146 km (0.094 R)
• M22: 13,338,745 km (0.099 R)
• M23: 13,470,091 km (0.113 R)
• M24: 13,668,907 km (0.09 R)
• M25: 15,330,491 km (0.049 R)
• M26: 19,550,946 km (0.108 R)
• M27: 22,292,327 km (0.082 R)
• M28: 23,899,157 km (0.115 R)
• M29: 26,607,178 km (0.09 R)
• M30: 33,828,118 km (0.119 R)
• M31: 36,711,916 km (0.102 R)
• M32: 42,819,997 km (0.116 R)
• M33: 43,106,178 km (0.104 R)
• M34: 45,590,101 km (0.07 R)
• M35: 46,338,389 km (0.093 R)
• M36: 50,044,826 km (0.089 R)
• M37: 57,517,389 km (0.073 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 14,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit