🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.5

Radius: 13.1

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.63 AU - 7.21 AU

Year: 5235 Days

Day: 5.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,691,019 km

• M1: 162,912 km (0.117 R)
• M2: 962,214 km (0.086 R)
• M3: 1,405,322 km (0.078 R)
• M4: 1,845,290 km (0.08 R)
• M5: 2,593,279 km (0.12 R)
• M6: 4,738,812 km (0.025 R)
• M7: 6,253,341 km (0.113 R)
• M8: 7,317,430 km (0.102 R)
• M9: 7,941,104 km (0.097 R)
• M10: 8,431,785 km (0.091 R)
• M11: 9,047,380 km (0.05 R)
• M12: 9,840,548 km (0.057 R)
• M13: 11,197,101 km (0.119 R)
• M14: 13,030,274 km (0.097 R)
• M15: 14,183,973 km (0.104 R)
• M16: 15,860,965 km (0.081 R)
• M17: 17,229,785 km (0.117 R)
• M18: 17,832,066 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 8.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.17 AU - 6.43 AU

Year: 5747 Days

Day: 14.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,691,019 km

• M1: 125,662 km (0.056 R)
• M2: 465,100 km (0.06 R)
• M3: 1,368,821 km (0.073 R)
• M4: 1,665,174 km (0.106 R)
• M5: 2,945,133 km (0.111 R)
• M6: 3,272,453 km (0.111 R)
• M7: 4,044,229 km (0.094 R)
• M8: 8,267,078 km (0.09 R)
• M9: 8,921,568 km (0.118 R)
• M10: 9,571,122 km (0.104 R)
• M11: 10,333,772 km (0.059 R)
• M12: 11,619,865 km (0.101 R)
• M13: 12,913,438 km (0.118 R)
• M14: 13,944,766 km (0.097 R)
• M15: 18,684,624 km (0.057 R)
• M16: 21,246,787 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.9

Radius: 11

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.41 AU - 6.81 AU

Year: 6176 Days

Day: 13.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,691,019 km

• M1: 208,689 km (0.097 R)
• M2: 792,121 km (0.053 R)
• M3: 1,274,723 km (0.069 R)
• M4: 1,720,824 km (0.118 R)
• M5: 5,881,440 km (0.12 R)
• M6: 8,911,545 km (0.074 R)
• M7: 10,356,511 km (0.049 R)
• M8: 11,303,765 km (0.088 R)
• M9: 15,942,944 km (0.115 R)
• M10: 19,555,733 km (0.102 R)
• M11: 20,872,194 km (0.084 R)
• M12: 22,718,082 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.5

Radius: 14.9

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.55 AU - 8.63 AU

Year: 6861 Days

Day: 14.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,691,019 km

• M1: 185,352 km (0.109 R)
• M2: 920,476 km (0.119 R)
• M3: 1,477,578 km (0.115 R)
• M4: 1,988,604 km (0.112 R)
• M5: 2,508,158 km (0.098 R)
• M6: 3,055,836 km (0.036 R)
• M7: 4,396,233 km (0.109 R)
• M8: 6,032,534 km (0.099 R)
• M9: 7,330,296 km (0.045 R)
• M10: 9,071,465 km (0.118 R)
• M11: 12,289,615 km (0.114 R)
• M12: 12,957,719 km (0.037 R)
• M13: 17,698,026 km (0.056 R)
• M14: 18,623,289 km (0.086 R)
• M15: 19,580,566 km (0.043 R)
• M16: 20,109,544 km (0.082 R)
• M17: 21,593,555 km (0.08 R)
• M18: 22,077,055 km (0.053 R)
• M19: 23,912,023 km (0.072 R)
• M20: 27,038,020 km (0.05 R)
• M21: 28,361,512 km (0.1 R)
• M22: 28,844,414 km (0.095 R)
• M23: 33,442,305 km (0.105 R)
• M24: 33,981,605 km (0.108 R)
• M25: 35,188,411 km (0.098 R)
• M26: 41,407,494 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.3

Radius: 10.6

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.62 AU - 8.62 AU

Year: 6905 Days

Day: 9.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,691,019 km

• M1: 132,843 km (0.095 R)
• M2: 495,169 km (0.118 R)
• M3: 835,355 km (0.118 R)
• M4: 1,261,708 km (0.076 R)
• M5: 2,059,065 km (0.082 R)
• M6: 3,163,845 km (0.118 R)
• M7: 3,493,858 km (0.1 R)
• M8: 5,856,757 km (0.067 R)
• M9: 7,106,796 km (0.095 R)
• M10: 11,710,970 km (0.081 R)
• M11: 12,561,883 km (0.093 R)
• M12: 15,487,269 km (0.118 R)
• M13: 22,808,290 km (0.097 R)
• M14: 25,074,398 km (0.025 R)
• M15: 28,323,963 km (0.108 R)
• M16: 28,891,538 km (0.118 R)
• M17: 33,498,404 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664

Radius: 12

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.9 AU - 9.14 AU

Year: 7495 Days

Day: 5.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,691,019 km

• M1: 152,141 km (0.059 R)
• M2: 891,454 km (0.03 R)
• M3: 1,923,380 km (0.066 R)
• M4: 2,462,231 km (0.091 R)
• M5: 2,836,525 km (0.107 R)
• M6: 3,846,311 km (0.112 R)
• M7: 4,301,687 km (0.102 R)
• M8: 4,849,813 km (0.065 R)
• M9: 6,053,328 km (0.09 R)
• M10: 8,613,546 km (0.108 R)
• M11: 9,852,665 km (0.116 R)
• M12: 10,370,723 km (0.096 R)
• M13: 13,070,067 km (0.062 R)
• M14: 13,638,389 km (0.112 R)
• M15: 14,163,777 km (0.041 R)
• M16: 15,008,107 km (0.067 R)
• M17: 15,885,648 km (0.077 R)
• M18: 16,730,727 km (0.03 R)
• M19: 17,605,725 km (0.096 R)
• M20: 19,010,897 km (0.094 R)
• M21: 19,963,537 km (0.088 R)
• M22: 21,334,900 km (0.1 R)
• M23: 26,091,813 km (0.118 R)
• M24: 29,242,494 km (0.079 R)
• M25: 30,313,914 km (0.115 R)
• M26: 32,431,771 km (0.061 R)
• M27: 34,003,746 km (0.119 R)
• M28: 34,646,568 km (0.105 R)
• M29: 38,674,790 km (0.093 R)
• M30: 39,140,787 km (0.084 R)

Asteroid Belt

Center: 8.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.5

Radius: 8.5

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.34 AU - 9.96 AU

Year: 10059 Days

Day: 8.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,691,019 km

• M1: 117,285 km (0.108 R)
• M2: 503,995 km (0.107 R)
• M3: 856,448 km (0.094 R)
• M4: 1,259,016 km (0.088 R)
• M5: 1,581,698 km (0.112 R)
• M6: 2,781,324 km (0.113 R)
• M7: 5,851,670 km (0.111 R)
• M8: 7,569,054 km (0.116 R)
• M9: 7,839,228 km (0.068 R)
• M10: 8,730,831 km (0.067 R)
• M11: 10,007,200 km (0.088 R)
• M12: 11,403,696 km (0.096 R)
• M13: 12,762,194 km (0.096 R)
• M14: 13,035,360 km (0.118 R)
• M15: 14,638,002 km (0.119 R)
• M16: 18,092,217 km (0.099 R)
• M17: 20,750,122 km (0.096 R)
• M18: 26,915,948 km (0.079 R)
• M19: 28,280,430 km (0.072 R)
• M20: 36,345,102 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.6

Radius: 11.7

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11 AU - 11.92 AU

Year: 14100 Days

Day: 11.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,691,019 km

• M1: 145,559 km (0.101 R)
• M2: 571,165 km (0.069 R)
• M3: 1,301,202 km (0.077 R)
• M4: 2,070,135 km (0.055 R)
• M5: 2,469,711 km (0.114 R)
• M6: 3,575,389 km (0.119 R)
• M7: 4,325,174 km (0.114 R)
• M8: 5,677,688 km (0.1 R)
• M9: 6,893,470 km (0.072 R)
• M10: 7,881,564 km (0.06 R)
• M11: 8,821,487 km (0.107 R)
• M12: 9,198,623 km (0.115 R)
• M13: 11,749,566 km (0.11 R)
• M14: 14,937,647 km (0.101 R)
• M15: 15,610,987 km (0.087 R)
• M16: 16,658,770 km (0.073 R)
• M17: 17,090,659 km (0.113 R)
• M18: 19,364,098 km (0.116 R)
• M19: 19,922,248 km (0.097 R)
• M20: 20,573,298 km (0.073 R)
• M21: 21,661,472 km (0.093 R)
• M22: 24,874,984 km (0.075 R)
• M23: 27,684,732 km (0.099 R)
• M24: 29,847,169 km (0.091 R)
• M25: 30,915,447 km (0.118 R)
• M26: 31,568,591 km (0.072 R)
• M27: 35,444,822 km (0.095 R)
• M28: 38,489,737 km (0.054 R)
• M29: 38,992,535 km (0.109 R)
• M30: 39,499,822 km (0.107 R)
• M31: 42,235,518 km (0.05 R)
• M32: 49,105,202 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.9

Radius: 12.1

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 10.41 AU - 12.95 AU

Year: 14508 Days

Day: 7.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,691,019 km

• M1: 150,645 km (0.068 R)
• M2: 566,228 km (0.095 R)
• M3: 1,027,139 km (0.12 R)
• M4: 1,546,992 km (0.105 R)
• M5: 2,457,295 km (0.082 R)
• M6: 3,266,320 km (0.065 R)
• M7: 3,951,029 km (0.082 R)
• M8: 4,878,686 km (0.116 R)
• M9: 5,345,880 km (0.093 R)
• M10: 6,553,883 km (0.094 R)
• M11: 7,361,412 km (0.111 R)
• M12: 7,810,206 km (0.087 R)
• M13: 9,267,738 km (0.05 R)
• M14: 11,429,577 km (0.072 R)
• M15: 14,724,021 km (0.093 R)
• M16: 16,796,699 km (0.068 R)
• M17: 17,866,474 km (0.048 R)
• M18: 18,905,431 km (0.082 R)
• M19: 21,845,029 km (0.07 R)
• M20: 22,603,789 km (0.111 R)
• M21: 23,379,903 km (0.087 R)
• M22: 24,985,537 km (0.067 R)
• M23: 26,189,950 km (0.106 R)
• M24: 26,758,721 km (0.039 R)
• M25: 29,522,841 km (0.115 R)
• M26: 32,908,839 km (0.094 R)
• M27: 33,571,408 km (0.072 R)
• M28: 34,355,450 km (0.085 R)
• M29: 36,663,297 km (0.114 R)
• M30: 38,704,709 km (0.094 R)
• M31: 40,316,028 km (0.119 R)
• M32: 41,202,096 km (0.098 R)
• M33: 44,204,675 km (0.113 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 16,116 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit