🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.5

Radius: 13.7

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.08 AU - 1.56 AU

Year: 995 Days

Day: 14.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 92,614,654 km

• M1: 172,636 km (0.107 R)
• M2: 836,551 km (0.085 R)
• M3: 1,710,502 km (0.049 R)
• M4: 2,191,310 km (0.052 R)
• M5: 2,700,092 km (0.074 R)
• M6: 4,778,904 km (0.088 R)
• M7: 6,942,688 km (0.103 R)
• M8: 7,921,955 km (0.111 R)
• M9: 9,106,172 km (0.038 R)
• M10: 9,756,175 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.7

Radius: 10.9

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.69 AU - 2.05 AU

Year: 1678 Days

Day: 5.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,614,654 km

• M1: 135,536 km (0.112 R)
• M2: 618,737 km (0.04 R)
• M3: 1,102,088 km (0.076 R)
• M4: 1,801,607 km (0.087 R)
• M5: 2,348,088 km (0.105 R)
• M6: 3,061,371 km (0.074 R)
• M7: 3,758,347 km (0.111 R)
• M8: 4,734,922 km (0.084 R)
• M9: 5,123,727 km (0.083 R)
• M10: 6,012,488 km (0.117 R)
• M11: 6,769,603 km (0.099 R)
• M12: 7,317,879 km (0.092 R)
• M13: 7,783,128 km (0.075 R)
• M14: 8,181,059 km (0.057 R)
• M15: 9,976,832 km (0.096 R)
• M16: 11,037,780 km (0.067 R)
• M17: 13,342,634 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.5

Radius: 14.5

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.2 AU - 2.26 AU

Year: 2185 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,614,654 km

• M1: 180,415 km (0.105 R)
• M2: 659,128 km (0.103 R)
• M3: 1,119,142 km (0.108 R)
• M4: 1,596,658 km (0.079 R)
• M5: 2,059,663 km (0.089 R)
• M6: 2,641,450 km (0.088 R)
• M7: 3,235,802 km (0.066 R)
• M8: 4,256,807 km (0.093 R)
• M9: 5,391,507 km (0.094 R)
• M10: 6,432,559 km (0.054 R)
• M11: 7,403,898 km (0.038 R)
• M12: 8,104,465 km (0.108 R)
• M13: 8,658,575 km (0.107 R)
• M14: 9,672,250 km (0.066 R)
• M15: 10,261,068 km (0.061 R)
• M16: 10,910,472 km (0.085 R)
• M17: 13,529,482 km (0.043 R)
• M18: 14,939,741 km (0.038 R)
• M19: 15,680,550 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.2

Radius: 8.5

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.53 AU - 3.95 AU

Year: 3826 Days

Day: 9.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,614,654 km

• M1: 105,766 km (0.09 R)
• M2: 454,927 km (0.119 R)
• M3: 870,061 km (0.079 R)
• M4: 1,235,678 km (0.108 R)
• M5: 1,607,429 km (0.117 R)
• M6: 2,530,298 km (0.058 R)
• M7: 2,830,242 km (0.06 R)
• M8: 3,116,722 km (0.084 R)
• M9: 3,665,297 km (0.052 R)
• M10: 4,535,059 km (0.083 R)
• M11: 5,292,773 km (0.09 R)
• M12: 5,786,595 km (0.098 R)
• M13: 6,461,730 km (0.066 R)
• M14: 7,554,543 km (0.03 R)
• M15: 8,252,417 km (0.118 R)
• M16: 9,616,151 km (0.048 R)
• M17: 10,184,922 km (0.085 R)
• M18: 14,813,630 km (0.094 R)
• M19: 15,298,477 km (0.115 R)
• M20: 18,004,104 km (0.108 R)
• M21: 18,494,486 km (0.111 R)
• M22: 22,390,014 km (0.081 R)
• M23: 22,957,140 km (0.092 R)

Asteroid Belt

Center: 4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.9

Radius: 13.7

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.69 AU - 5.83 AU

Year: 6813 Days

Day: 10.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,614,654 km

• M1: 170,392 km (0.052 R)
• M2: 1,309,580 km (0.09 R)
• M3: 2,030,941 km (0.106 R)
• M4: 2,904,293 km (0.087 R)
• M5: 3,840,925 km (0.066 R)
• M6: 5,118,491 km (0.09 R)
• M7: 6,449,763 km (0.093 R)
• M8: 7,562,023 km (0.118 R)
• M9: 8,123,314 km (0.042 R)
• M10: 9,695,139 km (0.08 R)
• M11: 11,513,351 km (0.097 R)
• M12: 12,311,905 km (0.091 R)
• M13: 15,368,937 km (0.087 R)
• M14: 20,622,366 km (0.069 R)
• M15: 21,481,955 km (0.119 R)
• M16: 27,804,410 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.6

Radius: 5.4

Gravity: 25.02 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6 AU - 8.26 AU

Year: 12489 Days

Day: 21 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 92,614,654 km

• M1: 67,169 km (0.034 R)
• M2: 426,204 km (0.118 R)
• M3: 748,139 km (0.108 R)
• M4: 1,183,319 km (0.06 R)
• M5: 1,421,629 km (0.098 R)
• M6: 2,416,006 km (0.111 R)
• M7: 2,690,817 km (0.105 R)
• M8: 3,303,121 km (0.094 R)
• M9: 4,149,396 km (0.112 R)
• M10: 6,221,327 km (0.111 R)
• M11: 6,456,495 km (0.085 R)
• M12: 7,283,472 km (0.082 R)
• M13: 8,701,659 km (0.095 R)
• M14: 9,398,785 km (0.071 R)
• M15: 11,536,240 km (0.069 R)
• M16: 11,831,845 km (0.03 R)
• M17: 14,245,756 km (0.089 R)
• M18: 15,141,698 km (0.037 R)
• M19: 15,928,732 km (0.094 R)
• M20: 17,351,707 km (0.096 R)
• M21: 17,583,883 km (0.085 R)
• M22: 17,975,531 km (0.111 R)
• M23: 18,614,014 km (0.035 R)
• M24: 19,350,335 km (0.103 R)
• M25: 22,035,467 km (0.093 R)
• M26: 22,582,397 km (0.042 R)
• M27: 26,769,641 km (0.1 R)
• M28: 31,676,302 km (0.081 R)
• M29: 32,724,684 km (0.116 R)
• M30: 33,198,011 km (0.066 R)
• M31: 35,013,531 km (0.117 R)
• M32: 36,639,660 km (0.093 R)
• M33: 38,184,707 km (0.107 R)
• M34: 42,797,557 km (0.108 R)
• M35: 44,510,453 km (0.077 R)
• M36: 44,800,224 km (0.117 R)
• M37: 49,766,275 km (0.07 R)
• M38: 51,499,815 km (0.106 R)
• M39: 53,763,829 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.6

Radius: 3

Gravity: 33.29 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.46 AU - 11.68 AU

Year: 19421 Days

Day: 17.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,614,654 km

• M1: 43,533 km (0.093 R)
• M2: 189,241 km (0.1 R)
• M3: 296,204 km (0.082 R)
• M4: 839,543 km (0.075 R)
• M5: 1,126,771 km (0.106 R)
• M6: 1,320,201 km (0.108 R)
• M7: 1,627,475 km (0.12 R)
• M8: 1,944,623 km (0.118 R)
• M9: 2,835,029 km (0.109 R)
• M10: 4,474,921 km (0.068 R)
• M11: 4,793,265 km (0.113 R)
• M12: 4,991,483 km (0.097 R)
• M13: 8,274,408 km (0.076 R)
• M14: 8,656,032 km (0.091 R)
• M15: 10,741,426 km (0.103 R)
• M16: 13,855,605 km (0.097 R)
• M17: 16,088,653 km (0.066 R)
• M18: 17,213,329 km (0.056 R)
• M19: 17,991,687 km (0.038 R)
• M20: 24,203,140 km (0.072 R)
• M21: 27,416,802 km (0.073 R)
• M22: 28,799,684 km (0.115 R)
• M23: 33,107,355 km (0.103 R)
• M24: 37,954,775 km (0.105 R)
• M25: 45,563,921 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914

Radius: 5.4

Gravity: 31.34 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 9.61 AU - 11.97 AU

Year: 23251 Days

Day: 24.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,614,654 km

• M1: 67,319 km (0.078 R)
• M2: 337,792 km (0.116 R)
• M3: 505,940 km (0.105 R)
• M4: 841,338 km (0.095 R)
• M5: 1,135,448 km (0.109 R)
• M6: 1,314,816 km (0.088 R)
• M7: 1,656,497 km (0.097 R)
• M8: 2,371,276 km (0.108 R)
• M9: 4,754,968 km (0.118 R)
• M10: 5,307,433 km (0.048 R)
• M11: 5,641,934 km (0.079 R)
• M12: 5,814,271 km (0.106 R)
• M13: 6,586,645 km (0.099 R)
• M14: 7,897,122 km (0.102 R)
• M15: 8,444,501 km (0.087 R)
• M16: 8,670,393 km (0.073 R)
• M17: 9,614,506 km (0.052 R)
• M18: 10,822,508 km (0.079 R)
• M19: 11,845,010 km (0.12 R)
• M20: 15,131,226 km (0.081 R)
• M21: 16,759,150 km (0.098 R)
• M22: 17,296,655 km (0.081 R)
• M23: 18,977,986 km (0.114 R)
• M24: 19,463,730 km (0.074 R)
• M25: 19,957,702 km (0.05 R)
• M26: 20,663,206 km (0.033 R)
• M27: 23,540,571 km (0.067 R)
• M28: 24,214,360 km (0.114 R)
• M29: 24,441,899 km (0.106 R)
• M30: 30,337,850 km (0.06 R)
• M31: 34,898,939 km (0.093 R)
• M32: 37,721,851 km (0.041 R)
• M33: 40,055,129 km (0.089 R)
• M34: 42,482,953 km (0.07 R)
• M35: 72,840,101 km (0.119 R)
• M36: 79,917,277 km (0.036 R)
• M37: 80,169,200 km (0.108 R)
• M38: 91,784,278 km (0.07 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: 180 - 12,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit