🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.2

Radius: 13.2

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.23 AU - 1.85 AU

Year: 1234 Days

Day: 6.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 89,324,729 km

• M1: 164,109 km (0.116 R)
• M2: 701,913 km (0.082 R)
• M3: 1,897,499 km (0.12 R)
• M4: 2,438,445 km (0.101 R)
• M5: 3,705,090 km (0.105 R)
• M6: 4,672,390 km (0.091 R)
• M7: 5,670,208 km (0.045 R)
• M8: 6,610,281 km (0.117 R)
• M9: 7,156,164 km (0.063 R)
• M10: 7,678,410 km (0.11 R)
• M11: 9,804,495 km (0.063 R)
• M12: 10,816,674 km (0.071 R)
• M13: 11,506,021 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.1

Radius: 13

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.68 AU - 2.78 AU

Year: 2150 Days

Day: 7.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 124.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,324,729 km

• M1: 161,715 km (0.061 R)
• M2: 674,238 km (0.109 R)
• M3: 1,272,479 km (0.11 R)
• M4: 1,824,496 km (0.11 R)
• M5: 2,344,348 km (0.092 R)
• M6: 2,870,185 km (0.057 R)
• M7: 3,724,538 km (0.109 R)
• M8: 4,466,244 km (0.12 R)
• M9: 5,304,292 km (0.095 R)
• M10: 6,402,938 km (0.118 R)
• M11: 7,063,263 km (0.113 R)
• M12: 8,107,307 km (0.119 R)
• M13: 9,458,176 km (0.119 R)
• M14: 9,916,544 km (0.109 R)
• M15: 11,185,732 km (0.034 R)
• M16: 13,775,122 km (0.12 R)
• M17: 15,498,190 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18

Radius: 13.1

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.94 AU - 3.94 AU

Year: 4120 Days

Day: 5.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 89,324,729 km

• M1: 165,455 km (0.069 R)
• M2: 2,085,843 km (0.118 R)
• M3: 2,813,188 km (0.056 R)
• M4: 3,345,008 km (0.079 R)
• M5: 4,533,264 km (0.041 R)
• M6: 5,646,871 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.4

Radius: 10.5

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.06 AU - 3.86 AU

Year: 4156 Days

Day: 6.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,324,729 km

• M1: 130,898 km (0.107 R)
• M2: 510,129 km (0.033 R)
• M3: 943,514 km (0.042 R)
• M4: 1,470,846 km (0.08 R)
• M5: 1,905,278 km (0.12 R)
• M6: 2,812,590 km (0.062 R)
• M7: 3,272,154 km (0.061 R)
• M8: 3,682,202 km (0.09 R)
• M9: 4,108,556 km (0.101 R)
• M10: 5,459,724 km (0.082 R)
• M11: 6,658,751 km (0.096 R)
• M12: 7,009,707 km (0.028 R)
• M13: 7,586,258 km (0.096 R)
• M14: 8,510,324 km (0.115 R)
• M15: 9,665,219 km (0.087 R)
• M16: 10,480,228 km (0.072 R)
• M17: 12,025,126 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.7

Radius: 5

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 10.25 AU - 11.39 AU

Year: 22980 Days

Day: 15.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,324,729 km

• M1: 64,477 km (0.112 R)
• M2: 244,293 km (0.054 R)
• M3: 507,735 km (0.106 R)
• M4: 725,849 km (0.103 R)
• M5: 915,988 km (0.101 R)
• M6: 1,243,757 km (0.104 R)
• M7: 2,439,193 km (0.111 R)
• M8: 2,776,088 km (0.107 R)
• M9: 3,143,500 km (0.068 R)
• M10: 3,487,426 km (0.086 R)
• M11: 4,095,840 km (0.026 R)
• M12: 4,409,098 km (0.106 R)
• M13: 5,408,711 km (0.083 R)
• M14: 6,935,806 km (0.055 R)
• M15: 7,111,733 km (0.046 R)
• M16: 7,703,991 km (0.093 R)
• M17: 9,569,028 km (0.051 R)
• M18: 12,027,968 km (0.114 R)
• M19: 13,675,489 km (0.031 R)
• M20: 15,097,417 km (0.033 R)
• M21: 18,148,316 km (0.104 R)
• M22: 21,961,715 km (0.065 R)
• M23: 29,256,108 km (0.095 R)
• M24: 29,715,822 km (0.06 R)
• M25: 32,330,942 km (0.101 R)
• M26: 36,006,861 km (0.103 R)
• M27: 40,375,867 km (0.079 R)
• M28: 40,945,685 km (0.057 R)
• M29: 41,810,510 km (0.037 R)
• M30: 42,101,329 km (0.114 R)
• M31: 43,576,364 km (0.115 R)
• M32: 46,162,163 km (0.112 R)
• M33: 63,854,056 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.8

Radius: 3.5

Gravity: 40.07 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 9.16 AU - 13.16 AU

Year: 24072 Days

Day: 18.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 89,324,729 km

• M1: 43,533 km (0.075 R)
• M2: 220,657 km (0.097 R)
• M3: 463,305 km (0.115 R)
• M4: 687,701 km (0.045 R)
• M5: 808,726 km (0.072 R)
• M6: 1,134,700 km (0.12 R)
• M7: 1,559,109 km (0.112 R)
• M8: 2,662,393 km (0.101 R)
• M9: 2,886,641 km (0.103 R)
• M10: 3,260,486 km (0.117 R)
• M11: 4,717,120 km (0.102 R)
• M12: 6,165,227 km (0.116 R)
• M13: 6,782,917 km (0.065 R)
• M14: 7,059,823 km (0.104 R)
• M15: 7,935,868 km (0.108 R)
• M16: 8,558,644 km (0.077 R)
• M17: 9,046,632 km (0.106 R)
• M18: 10,257,028 km (0.084 R)
• M19: 12,100,373 km (0.115 R)
• M20: 12,439,063 km (0.119 R)
• M21: 15,696,557 km (0.052 R)
• M22: 16,180,655 km (0.088 R)
• M23: 17,779,258 km (0.109 R)
• M24: 18,661,437 km (0.112 R)
• M25: 19,851,488 km (0.103 R)
• M26: 25,447,495 km (0.051 R)
• M27: 27,834,778 km (0.106 R)
• M28: 33,312,005 km (0.044 R)
• M29: 33,976,369 km (0.09 R)
• M30: 34,244,598 km (0.054 R)
• M31: 39,170,407 km (0.109 R)
• M32: 39,465,414 km (0.039 R)
• M33: 39,613,367 km (0.106 R)
• M34: 42,186,600 km (0.076 R)
• M35: 43,277,916 km (0.082 R)
• M36: 45,192,021 km (0.08 R)
• M37: 59,026,981 km (0.086 R)
• M38: 65,434,408 km (0.073 R)
• M39: 67,739,561 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.9

Radius: 4.4

Gravity: 39.2 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.7 AU - 11.68 AU

Year: 24169 Days

Day: 22.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 89,324,729 km

• M1: 54,753 km (0.086 R)
• M2: 241,900 km (0.084 R)
• M3: 508,932 km (0.113 R)
• M4: 1,335,610 km (0.12 R)
• M5: 1,871,021 km (0.095 R)
• M6: 2,187,121 km (0.089 R)
• M7: 2,871,531 km (0.077 R)
• M8: 3,063,016 km (0.057 R)
• M9: 3,657,070 km (0.054 R)
• M10: 4,185,150 km (0.057 R)
• M11: 4,431,388 km (0.11 R)
• M12: 4,953,185 km (0.066 R)
• M13: 5,556,364 km (0.078 R)
• M14: 5,897,447 km (0.087 R)
• M15: 6,574,527 km (0.101 R)
• M16: 7,555,889 km (0.104 R)
• M17: 8,298,343 km (0.077 R)
• M18: 10,239,077 km (0.059 R)
• M19: 10,493,094 km (0.11 R)
• M20: 13,955,985 km (0.117 R)
• M21: 19,337,021 km (0.09 R)
• M22: 19,530,451 km (0.084 R)
• M23: 27,144,982 km (0.103 R)
• M24: 31,736,141 km (0.077 R)
• M25: 33,652,939 km (0.099 R)
• M26: 34,639,686 km (0.109 R)
• M27: 34,782,253 km (0.12 R)
• M28: 36,670,776 km (0.088 R)
• M29: 37,715,568 km (0.076 R)
• M30: 38,779,807 km (0.1 R)
• M31: 40,020,572 km (0.104 R)
• M32: 40,809,402 km (0.03 R)
• M33: 44,403,490 km (0.03 R)
• M34: 54,491,623 km (0.089 R)
• M35: 61,305,507 km (0.085 R)
• M36: 61,514,046 km (0.074 R)
• M37: 62,563,924 km (0.104 R)
• M38: 62,775,455 km (0.091 R)
• M39: 73,964,628 km (0.102 R)
• M40: 74,913,079 km (0.102 R)
• M41: 77,563,504 km (0.101 R)
• M42: 78,542,472 km (0.038 R)
• M43: 89,057,258 km (0.036 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 15,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit