🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.8

Radius: 9.5

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.04 AU - 1.7 AU

Year: 1127 Days

Day: 14.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,675,477 km

• M1: 128,056 km (0.102 R)
• M2: 437,125 km (0.106 R)
• M3: 1,098,796 km (0.101 R)
• M4: 2,270,746 km (0.044 R)
• M5: 3,015,893 km (0.095 R)
• M6: 3,902,859 km (0.111 R)
• M7: 4,938,974 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.8

Radius: 11

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.41 AU - 1.83 AU

Year: 1449 Days

Day: 10.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,675,477 km

• M1: 136,882 km (0.091 R)
• M2: 492,027 km (0.073 R)
• M3: 1,041,500 km (0.11 R)
• M4: 1,638,845 km (0.036 R)
• M5: 2,929,725 km (0.041 R)
• M6: 3,412,627 km (0.094 R)
• M7: 3,860,074 km (0.051 R)
• M8: 4,907,857 km (0.106 R)
• M9: 5,878,897 km (0.091 R)
• M10: 7,284,220 km (0.105 R)
• M11: 7,650,734 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552

Radius: 10.1

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.36 AU - 1.98 AU

Year: 1517 Days

Day: 12 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,675,477 km

• M1: 125,662 km (0.119 R)
• M2: 468,241 km (0.101 R)
• M3: 1,076,357 km (0.111 R)
• M4: 2,070,883 km (0.116 R)
• M5: 3,575,389 km (0.107 R)
• M6: 4,092,848 km (0.117 R)
• M7: 4,952,288 km (0.105 R)
• M8: 5,340,794 km (0.101 R)
• M9: 6,202,178 km (0.098 R)
• M10: 8,656,930 km (0.103 R)
• M11: 9,560,650 km (0.091 R)
• M12: 10,035,474 km (0.088 R)
• M13: 10,726,616 km (0.11 R)
• M14: 11,484,329 km (0.106 R)
• M15: 12,277,348 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.7

Radius: 12.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.17 AU - 3.27 AU

Year: 3153 Days

Day: 10 Hours

Environment

Temp: -220 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,675,477 km

• M1: 157,826 km (0.044 R)
• M2: 757,863 km (0.105 R)
• M3: 1,167,163 km (0.12 R)
• M4: 1,765,255 km (0.086 R)
• M5: 2,469,711 km (0.034 R)
• M6: 3,224,283 km (0.06 R)
• M7: 3,686,690 km (0.045 R)
• M8: 4,105,564 km (0.087 R)
• M9: 5,090,666 km (0.103 R)
• M10: 6,026,999 km (0.098 R)
• M11: 6,949,120 km (0.056 R)
• M12: 7,625,751 km (0.053 R)
• M13: 8,275,455 km (0.054 R)
• M14: 8,850,808 km (0.106 R)
• M15: 10,780,920 km (0.094 R)
• M16: 11,867,150 km (0.033 R)
• M17: 12,367,555 km (0.078 R)
• M18: 13,072,760 km (0.065 R)
• M19: 13,804,742 km (0.091 R)
• M20: 17,295,907 km (0.072 R)
• M21: 19,338,666 km (0.083 R)
• M22: 22,766,702 km (0.089 R)
• M23: 23,970,067 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.5

Radius: 14.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.47 AU - 3.67 AU

Year: 3781 Days

Day: 13 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,675,477 km

• M1: 180,265 km (0.027 R)
• M2: 955,631 km (0.086 R)
• M3: 1,579,006 km (0.064 R)
• M4: 2,039,468 km (0.075 R)
• M5: 3,426,539 km (0.089 R)
• M6: 4,594,749 km (0.091 R)
• M7: 5,476,928 km (0.117 R)
• M8: 7,449,376 km (0.037 R)
• M9: 7,975,511 km (0.107 R)
• M10: 10,781,219 km (0.117 R)
• M11: 11,716,056 km (0.103 R)
• M12: 12,658,224 km (0.116 R)
• M13: 14,693,652 km (0.095 R)
• M14: 17,736,324 km (0.052 R)
• M15: 20,214,861 km (0.085 R)
• M16: 22,574,767 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76

Radius: 14.7

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.9 AU - 3.4 AU

Year: 3930 Days

Day: 10.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,675,477 km

• M1: 182,809 km (0.08 R)
• M2: 700,268 km (0.093 R)
• M3: 1,178,083 km (0.049 R)
• M4: 2,186,373 km (0.051 R)
• M5: 2,657,905 km (0.077 R)
• M6: 5,915,848 km (0.088 R)
• M7: 6,628,831 km (0.1 R)
• M8: 7,845,660 km (0.11 R)
• M9: 8,881,626 km (0.046 R)
• M10: 10,391,816 km (0.062 R)
• M11: 11,021,474 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.5

Radius: 13.8

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.65 AU - 4.17 AU

Year: 4426 Days

Day: 12.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,675,477 km

• M1: 247,734 km (0.114 R)
• M2: 697,276 km (0.097 R)
• M3: 1,211,892 km (0.105 R)
• M4: 1,985,313 km (0.112 R)
• M5: 3,222,787 km (0.1 R)
• M6: 5,000,758 km (0.052 R)
• M7: 6,247,805 km (0.055 R)
• M8: 8,113,590 km (0.057 R)
• M9: 8,633,293 km (0.103 R)
• M10: 9,499,016 km (0.045 R)
• M11: 10,517,329 km (0.114 R)
• M12: 11,302,718 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.9

Radius: 9.2

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.63 AU - 4.71 AU

Year: 5986 Days

Day: 8.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,675,477 km

• M1: 126,709 km (0.055 R)
• M2: 452,982 km (0.082 R)
• M3: 839,842 km (0.118 R)
• M4: 1,824,346 km (0.118 R)
• M5: 2,369,929 km (0.099 R)
• M6: 3,000,484 km (0.111 R)
• M7: 3,290,854 km (0.044 R)
• M8: 3,600,222 km (0.099 R)
• M9: 4,026,576 km (0.094 R)
• M10: 4,896,039 km (0.11 R)
• M11: 8,057,192 km (0.114 R)
• M12: 9,608,222 km (0.109 R)
• M13: 10,619,654 km (0.05 R)
• M14: 11,004,569 km (0.104 R)
• M15: 13,794,270 km (0.099 R)
• M16: 14,959,488 km (0.098 R)
• M17: 16,570,956 km (0.109 R)
• M18: 16,958,564 km (0.101 R)
• M19: 20,502,687 km (0.099 R)
• M20: 23,202,480 km (0.078 R)
• M21: 27,819,070 km (0.103 R)
• M22: 29,768,480 km (0.116 R)
• M23: 31,215,540 km (0.077 R)
• M24: 31,708,166 km (0.052 R)
• M25: 33,115,134 km (0.118 R)
• M26: 34,563,242 km (0.12 R)
• M27: 34,878,893 km (0.092 R)
• M28: 35,945,227 km (0.056 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.5

Radius: 9.1

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.25 AU - 6.19 AU

Year: 8383 Days

Day: 8.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,675,477 km

• M1: 113,246 km (0.117 R)
• M2: 484,099 km (0.109 R)
• M3: 1,270,984 km (0.116 R)
• M4: 2,036,027 km (0.119 R)
• M5: 3,201,544 km (0.109 R)
• M6: 3,510,314 km (0.105 R)
• M7: 4,021,041 km (0.1 R)
• M8: 4,671,044 km (0.086 R)
• M9: 6,985,024 km (0.117 R)
• M10: 8,733,374 km (0.109 R)
• M11: 10,204,071 km (0.095 R)
• M12: 10,876,513 km (0.12 R)
• M13: 17,695,483 km (0.06 R)
• M14: 18,204,864 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.7

Radius: 7.5

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.82 AU - 9.7 AU

Year: 16687 Days

Day: 22.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,675,477 km

• M1: 93,199 km (0.106 R)
• M2: 557,551 km (0.053 R)
• M3: 846,874 km (0.102 R)
• M4: 1,758,972 km (0.117 R)
• M5: 2,819,321 km (0.105 R)
• M6: 3,109,541 km (0.044 R)
• M7: 3,473,064 km (0.04 R)
• M8: 4,871,505 km (0.112 R)
• M9: 5,290,828 km (0.092 R)
• M10: 6,322,604 km (0.119 R)
• M11: 7,946,041 km (0.097 R)
• M12: 8,879,531 km (0.055 R)
• M13: 10,273,035 km (0.093 R)
• M14: 12,055,195 km (0.084 R)
• M15: 14,883,043 km (0.084 R)
• M16: 15,541,872 km (0.077 R)
• M17: 18,707,214 km (0.106 R)
• M18: 19,822,167 km (0.085 R)
• M19: 21,071,608 km (0.088 R)
• M20: 23,627,936 km (0.09 R)
• M21: 24,625,156 km (0.107 R)
• M22: 29,919,574 km (0.068 R)
• M23: 32,403,796 km (0.104 R)
• M24: 32,892,084 km (0.053 R)
• M25: 34,513,126 km (0.032 R)
• M26: 39,140,637 km (0.101 R)
• M27: 39,973,449 km (0.04 R)
• M28: 48,960,990 km (0.05 R)
• M29: 59,570,770 km (0.041 R)
• M30: 61,042,214 km (0.105 R)
• M31: 62,349,550 km (0.047 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 17,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit