🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.6

Radius: 8.5

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.73 AU - 1.17 AU

Year: 598 Days

Day: 14.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,188,894 km

• M1: 105,766 km (0.08 R)
• M2: 392,844 km (0.037 R)
• M3: 726,896 km (0.071 R)
• M4: 1,022,053 km (0.057 R)
• M5: 2,067,443 km (0.117 R)
• M6: 2,403,290 km (0.088 R)
• M7: 2,946,629 km (0.069 R)
• M8: 3,503,433 km (0.079 R)
• M9: 4,084,620 km (0.1 R)
• M10: 4,941,367 km (0.1 R)
• M11: 5,229,044 km (0.072 R)
• M12: 5,509,989 km (0.066 R)
• M13: 6,675,356 km (0.12 R)
• M14: 7,283,771 km (0.027 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.3

Radius: 10.2

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.25 AU - 1.57 AU

Year: 1081 Days

Day: 7.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,188,894 km

• M1: 126,859 km (0.065 R)
• M2: 447,896 km (0.119 R)
• M3: 1,069,176 km (0.114 R)
• M4: 1,537,268 km (0.111 R)
• M5: 2,318,169 km (0.089 R)
• M6: 2,707,572 km (0.082 R)
• M7: 3,526,171 km (0.1 R)
• M8: 5,112,358 km (0.118 R)
• M9: 5,734,086 km (0.051 R)
• M10: 6,405,332 km (0.079 R)
• M11: 8,093,544 km (0.112 R)
• M12: 8,593,650 km (0.112 R)
• M13: 9,442,618 km (0.04 R)
• M14: 10,605,891 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.2

Radius: 8

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.79 AU - 2.83 AU

Year: 2267 Days

Day: 6.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,188,894 km

• M1: 115,340 km (0.104 R)
• M2: 462,856 km (0.098 R)
• M3: 1,182,272 km (0.12 R)
• M4: 2,186,822 km (0.103 R)
• M5: 2,741,531 km (0.119 R)
• M6: 3,370,141 km (0.115 R)
• M7: 3,710,027 km (0.072 R)
• M8: 4,053,953 km (0.092 R)
• M9: 4,599,536 km (0.073 R)
• M10: 6,202,926 km (0.086 R)
• M11: 8,543,834 km (0.069 R)
• M12: 9,016,413 km (0.117 R)
• M13: 9,910,709 km (0.109 R)
• M14: 10,256,580 km (0.098 R)
• M15: 12,423,804 km (0.074 R)
• M16: 14,215,538 km (0.113 R)
• M17: 15,059,569 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.8

Radius: 12.1

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.93 AU - 2.83 AU

Year: 2371 Days

Day: 12.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,188,894 km

• M1: 150,495 km (0.117 R)
• M2: 553,063 km (0.104 R)
• M3: 957,576 km (0.086 R)
• M4: 1,402,031 km (0.094 R)
• M5: 1,877,752 km (0.114 R)
• M6: 2,390,275 km (0.107 R)
• M7: 4,258,453 km (0.116 R)
• M8: 4,690,641 km (0.114 R)
• M9: 5,247,893 km (0.117 R)
• M10: 5,901,038 km (0.082 R)
• M11: 8,028,020 km (0.072 R)
• M12: 8,724,697 km (0.098 R)
• M13: 10,584,797 km (0.09 R)
• M14: 11,018,482 km (0.117 R)
• M15: 11,921,454 km (0.097 R)
• M16: 13,735,029 km (0.075 R)
• M17: 14,732,099 km (0.112 R)
• M18: 17,245,792 km (0.116 R)
• M19: 18,918,895 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.7

Radius: 12.3

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.13 AU - 3.07 AU

Year: 2707 Days

Day: 6.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,188,894 km

• M1: 153,039 km (0.086 R)
• M2: 752,926 km (0.102 R)
• M3: 1,194,838 km (0.114 R)
• M4: 1,589,178 km (0.107 R)
• M5: 2,008,351 km (0.078 R)
• M6: 2,622,451 km (0.064 R)
• M7: 3,059,127 km (0.078 R)
• M8: 3,698,209 km (0.103 R)
• M9: 5,048,330 km (0.097 R)
• M10: 6,079,358 km (0.113 R)
• M11: 7,153,621 km (0.103 R)
• M12: 7,882,761 km (0.094 R)
• M13: 8,765,986 km (0.066 R)
• M14: 9,341,639 km (0.104 R)
• M15: 10,891,623 km (0.118 R)
• M16: 11,472,661 km (0.096 R)
• M17: 13,154,739 km (0.086 R)
• M18: 13,671,001 km (0.118 R)
• M19: 15,820,124 km (0.074 R)
• M20: 17,728,844 km (0.115 R)
• M21: 20,278,440 km (0.042 R)
• M22: 21,286,580 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441

Radius: 11.7

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.25 AU - 3.49 AU

Year: 3139 Days

Day: 8.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,188,894 km

• M1: 145,559 km (0.107 R)
• M2: 689,048 km (0.101 R)
• M3: 1,194,838 km (0.059 R)
• M4: 1,707,211 km (0.083 R)
• M5: 2,531,346 km (0.115 R)
• M6: 3,034,443 km (0.089 R)
• M7: 3,790,062 km (0.111 R)
• M8: 4,799,698 km (0.105 R)
• M9: 5,800,807 km (0.099 R)
• M10: 6,432,409 km (0.064 R)
• M11: 7,771,460 km (0.117 R)
• M12: 9,253,227 km (0.097 R)
• M13: 11,674,019 km (0.114 R)
• M14: 12,087,209 km (0.113 R)
• M15: 13,118,836 km (0.096 R)
• M16: 14,967,417 km (0.09 R)
• M17: 15,853,485 km (0.095 R)
• M18: 17,036,206 km (0.083 R)
• M19: 18,166,717 km (0.113 R)
• M20: 19,061,162 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.2

Radius: 12

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.24 AU - 4.74 AU

Year: 5146 Days

Day: 5.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,188,894 km

• M1: 149,897 km (0.117 R)
• M2: 632,201 km (0.105 R)
• M3: 1,171,950 km (0.114 R)
• M4: 1,659,040 km (0.043 R)
• M5: 2,822,912 km (0.115 R)
• M6: 3,391,384 km (0.074 R)
• M7: 5,297,709 km (0.077 R)
• M8: 5,876,504 km (0.064 R)
• M9: 7,128,039 km (0.114 R)
• M10: 7,765,177 km (0.106 R)
• M11: 8,294,753 km (0.092 R)
• M12: 11,003,971 km (0.046 R)
• M13: 12,227,532 km (0.086 R)
• M14: 13,894,650 km (0.035 R)
• M15: 15,159,500 km (0.096 R)
• M16: 18,531,137 km (0.109 R)
• M17: 20,657,671 km (0.066 R)
• M18: 21,883,775 km (0.065 R)
• M19: 22,514,629 km (0.092 R)
• M20: 24,108,146 km (0.039 R)
• M21: 24,781,336 km (0.107 R)
• M22: 25,313,456 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377

Radius: 7.7

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.02 AU - 7.52 AU

Year: 10137 Days

Day: 17.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,188,894 km

• M1: 95,743 km (0.095 R)
• M2: 362,775 km (0.051 R)
• M3: 798,853 km (0.12 R)
• M4: 1,174,194 km (0.072 R)
• M5: 1,415,944 km (0.097 R)
• M6: 1,691,503 km (0.066 R)
• M7: 2,066,395 km (0.06 R)
• M8: 2,664,637 km (0.087 R)
• M9: 3,174,467 km (0.111 R)
• M10: 3,675,171 km (0.056 R)
• M11: 6,710,811 km (0.079 R)
• M12: 6,966,174 km (0.075 R)
• M13: 7,265,819 km (0.094 R)
• M14: 10,077,960 km (0.088 R)
• M15: 10,905,386 km (0.068 R)
• M16: 11,620,164 km (0.079 R)
• M17: 12,474,817 km (0.095 R)
• M18: 15,415,761 km (0.1 R)
• M19: 15,861,413 km (0.054 R)
• M20: 17,046,677 km (0.12 R)
• M21: 21,188,893 km (0.07 R)
• M22: 21,581,438 km (0.09 R)
• M23: 23,617,315 km (0.118 R)
• M24: 24,209,573 km (0.114 R)
• M25: 25,511,972 km (0.101 R)
• M26: 29,698,768 km (0.09 R)
• M27: 30,787,691 km (0.108 R)
• M28: 33,466,988 km (0.051 R)
• M29: 35,081,598 km (0.113 R)
• M30: 38,814,813 km (0.033 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889

Radius: 5.6

Gravity: 28.35 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.01 AU - 8.03 AU

Year: 14665 Days

Day: 20.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,188,894 km

• M1: 69,713 km (0.065 R)
• M2: 361,578 km (0.075 R)
• M3: 1,646,773 km (0.115 R)
• M4: 2,470,459 km (0.089 R)
• M5: 2,814,086 km (0.044 R)
• M6: 3,887,001 km (0.06 R)
• M7: 4,130,696 km (0.081 R)
• M8: 4,384,414 km (0.066 R)
• M9: 4,750,181 km (0.118 R)
• M10: 5,504,902 km (0.109 R)
• M11: 9,658,936 km (0.035 R)
• M12: 10,163,530 km (0.117 R)
• M13: 11,409,082 km (0.057 R)
• M14: 14,128,023 km (0.101 R)
• M15: 15,828,203 km (0.074 R)
• M16: 19,014,787 km (0.068 R)
• M17: 21,081,332 km (0.077 R)
• M18: 26,404,174 km (0.042 R)
• M19: 26,729,699 km (0.088 R)
• M20: 29,898,630 km (0.069 R)
• M21: 39,885,784 km (0.111 R)
• M22: 47,436,886 km (0.097 R)
• M23: 49,381,060 km (0.091 R)
• M24: 61,599,915 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810

Radius: 6.6

Gravity: 18.6 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.76 AU - 11.88 AU

Year: 21406 Days

Day: 16.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,188,894 km

• M1: 89,759 km (0.109 R)
• M2: 383,270 km (0.115 R)
• M3: 668,104 km (0.111 R)
• M4: 965,505 km (0.099 R)
• M5: 1,755,980 km (0.119 R)
• M6: 2,539,573 km (0.076 R)
• M7: 2,786,709 km (0.118 R)
• M8: 3,272,453 km (0.11 R)
• M9: 4,553,011 km (0.061 R)
• M10: 6,493,146 km (0.037 R)
• M11: 7,644,601 km (0.116 R)
• M12: 10,658,699 km (0.058 R)
• M13: 12,392,239 km (0.117 R)
• M14: 14,382,938 km (0.069 R)
• M15: 14,773,538 km (0.089 R)
• M16: 15,413,368 km (0.116 R)
• M17: 16,662,660 km (0.119 R)
• M18: 18,068,132 km (0.055 R)
• M19: 18,340,101 km (0.045 R)
• M20: 20,419,511 km (0.084 R)
• M21: 20,714,668 km (0.069 R)
• M22: 21,212,978 km (0.104 R)
• M23: 25,378,232 km (0.102 R)
• M24: 31,474,794 km (0.093 R)
• M25: 32,133,323 km (0.1 R)
• M26: 32,399,308 km (0.119 R)
• M27: 37,589,008 km (0.082 R)
• M28: 40,923,246 km (0.098 R)
• M29: 45,612,690 km (0.056 R)
• M30: 53,952,771 km (0.091 R)
• M31: 54,895,687 km (0.053 R)
• M32: 56,814,279 km (0.087 R)
• M33: 67,298,397 km (0.083 R)
• M34: 68,390,761 km (0.042 R)
• M35: 68,610,670 km (0.059 R)
• M36: 70,163,047 km (0.077 R)
• M37: 72,878,547 km (0.04 R)
• M38: 82,435,009 km (0.094 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 15,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit